Abbreviation Definition Category Type of Unit 239 Aer Sq 238th Aero Organization Aero 39 Inf 39th , 7th Infantry , 4th Infantry 65 Bln Co 65th Balloon Aero 815 Pion Inf 815th Infantry Infantry 830 Aer Sq, Selfridge Field, Mich 830th Aero Squadron, Selfridge Field, Michigan Aero 89 Div 89th "Middle West" Division Div Dept of Military Aeronautics Camp Department of Military Aeronautics Camp Aero 1 MP 1st Army Military MP 1 Bln School Sq, AS, Sig C 1st Balloon Squadron, Air Service, Signal Aero 1 Bln School Sq, Ft Omaha, Nebr 1st Balloon Squadron, Ft. Omaha, Nebraska Aero 1 Cav 1st Cavalry 1 Dep Div, AEF 1st Department of Division, Allied Expeditionary Forces Dep 10 Div Erroneous listing. There was not a 10th Division 10 Engrs 10th Engineer Regiment Organization Engineer 10 F Bn, S C 10th Field Signal , Organization Signal 10 Rct Co (Band) 10th Recruiting Company (Band), Service, Infantry Organization Rctg 101 Am Tn 101th Ammunition , 26th "Yankee" Division Organization Ammo 104 Inf 104th Infantry Regiment, 26th "Yankee" Division Organization Infantry 112 Spruce Sq 112th Spruce Squadron Organization Spruce 113 F Sig Bn 113th Field Signal Battalion, 38th "Cyclone" Division Organization Signal 115 Spruce Sq 115 Spruce Squadron, Spruce Production Division Spruce 116 Am Tn 116th Ammunition Train, Organization Ammo 116 Engr 116th Engineer Regiment, 41st Division Organization Engineer 116 Eng Tr 116th Engineer Train, 41st Division Organization Engineer 116 F Signal 116th Field Signal Battalion, 41st Division Organization Signal 116th Train Hq 116th Train Headquarters and , 41st Division Organization Train 116th Sanitary Train (Ambulance Companies & Field Hospitals 161, 116 Sn Tn 162, 163, 164), 41st Division Organization Sanitary 116th Spruce Squadron, South Bend, , Spruce Production 116 Spruce Sq Division Organization Spruce 116 Sup Tn 116th Supply Train, 41st Division Organization Supply 116 TM Btry 116th Trench , 66th Field Brigade, 41st Division Organization Artillery 118 Engrs Erroneous listing. There was not a 118th Engineers Organization Engineer 119 Spruce Sq 119th Spruce Squadron, Spruce Production Division Organization Spruce 12 Inf 12th Infantry Brigade, Organization Infantry 123 Sp Sq 123rd Spruce Squadron, Spruce Production Division Organization Spruce (Pursuit), 2nd Pursuit , 1st Pursuit , Air 13 Aero Sq Service Organization Aero 13 Cav 13th Cavalry Organization Cavalry 13 Inf 13th Infantry Brigade, 7th Infantry Division Organization Infantry 13 Sn Tn 13 Sanitary Train Organization Sanitary 132 Aer Sq 132nd Aero Squadron, Air Service Balloon Corps Aero 135th Aero Squadron (Observation), 4th Corps Group, 1st American 135 Aer Sq Army, AEF, Air Service Organization Aero 14 Aer Sq 14th Aero Squadron, Air Service Organization Aero 14 Co, Cas. Det, S.P.D., Vancouver, Wash. 14th Company, Casual , Spruce Production Division, to disch Vancouver, Washington Organization Spruce (Grand), Corps? (There does not seem to have 14 Grand Div, TC been a 14th Division Organization Infantry 14 Inf 14th Infantry Brigade, 7th "Hourglass" Division Organization Infantry 146th Field Artillery Regiment (155mm), 66th Field , 146 FA 41st Division Organization Field Artillery 147 FA 147th Field Artillery Regiment, 66th Field Artillery Brigade, 41st Division Organization Field Artillery 148th MG Bn 148th Battalion, 81st Infantry Brigade, 41st Division Organization Machine Gun 148 F A 148th Field Artillery Regiment, 66th Field Artillery Brigade, 41st Div Organization Field Artillery 150 Dep Brig 150th Department of Brigade Organization Dep 158 Inf 158th Infantry Regiment, 79th Infantry Brigade, 40th "Sunshine" Division Organization Infantry 16 Inf 16th Infantry Regiment, 1st Infantry Brigade, Organization Infantry 160 Inf 160th Infantry Regiment, 80th Infantry Brigade, 40th "Sunshine" Division Organization Infantry 162 Inf 162nd Infantry Regiment, 81st Infantry Brigade, 91st Division Organization Infantry 164 Inf 164th Infantry Regiment, 81st Infantry Brigade, 91st Division Organization Infantry 163 F Hosp 163rd Field Hospital, 41st Division Organization Medical 166 Dep Brig 166th Department of Brigade, 41st Division, Camp Lewis, Washington Organization Dep 166 Engrs 166th Engineer Regiment, 41st Division Organization Engineer 166 FA 166 Field Artillery Brigade, 91st Division Organization Field Artillery 18 Inf 18th Infantry Regiment, 1st Infantry Brigade, 1st Infantry Division Organization Infantry 18th Engineer (No 18th Engineer, Might be 318th Engineer, 6th 18 Engrs (318?) Division) Organization Engineer 180 Aer Sq 180th Aero Squadron Organization Aero 181 Inf Brig 181st Infantry Brigade, 91st Division Organization Infantry 182 Inf Brig 182nd Infantry Brigade, 91st Division Organization Infantry

1st Lt First Rank Rank 1st Rep Dep 1st Replacement Depot Organization QMC 1st Sgt Enlisted Grade Grade 2nd Lt Officer Rank Rank 2 FA 2nd Field Artillery Brigade, Organization Field Artillery 2nd Infantry Brigade (Washington National Guard..see 161st Infantry 2 Inf Brigade), 41st Division Organization Infantry 2 Prov Rgt 2nd Provisional Regiment (Spruce Production Division) Organization Spruce 2 Reg Inf 2nd Regular Infantry, Washington National Guard ?? Organization Infantry 20 Engrs 20th Engineer Regiment Organization Engineer 202 Stev Bn 202th Stevedore Battalion Organization Trans 213 Engrs 213th Engineer Regiment Organization Engineer 213 Fld Sig Bn 213th Field Signal Battalion Organization Signal 22 MG 22nd Machine Gun Battalion, 8th Division Organization Machine Gun 22 Tng Btry, FA, 22nd Training Battery, Field Artillery, Commissioned Officer Training COTS School, Camp Taylor, Kentucky Organization Officer Training 22nd Balloon Sq 22nd Balloon Squadron Organization Aero - Balloon 23 Inf 23rd Infantry Regiment, 3d Infantry Brigade, 2nd Division Organization Infantry 24 Balloon Sq (Company?) 24th Balloon Squadron Organization Aero 25 Cav 25th Cavalry Regiment Organization Cavalry 25 Inf Engrs 25th Infantry, Engineer Regiment? Organization Engineer 27 Arty, CAC 27th Artillery, Coast Artillery Corps Organization Artillery There was no 27th Engineer Regiment, might be the engineer unit from 27 Engrs the 27th Division Organization Engineer 28 Aer Sq, Selfridge Field, Mich 28th Aero Squadron, Selfridge Field, Michigan Organization Aero 28 Engrs 28th Engineer Regiment? Organization Engineer 28 Inf 28th Infantry Regiment, 2nd Infantry Brigade, 1st Division Organization Infantry 29 Prov. Sq., S.P.D., A.S.S.C, 29th Provisional Squadron, Spruce Production Division, Air Service, Agate Beach, Ore Signal Corps, Agate Beach, Organization Spruce 2nd Infantry Brigade ( National Guard..see 166 Engineer 2d Inf, Idaho Regiment) Organization Infantry 2nd Lt Second Lieutenant Officer Rank Rank 3 Inf Third Infantry Brigade, 2nd Division Organization Infantry 3 Spruce Sq 3rd Spruce Squadron Organization Spruce 306 Inf 306th Infantry Regiment, 153rd Infantry Brigade, Organization Infantry 307 Am Tn 307th Ammunition Train, 82nd "All American" Division Organization Ammo 308th Infantry Regiment, 154th Infantry Brigade, 77th "Metropolitan" 308 Inf Division Organization Infantry 31 Engrs 31st Engineer Regiment? Organization Engineer 31 Inf 31st Infantry Brigade? Organization Infantry 31 Ry 31st Railway ? Organization Ry 33 Spruce Sq 33rd Spruce Squadron, Spruce Production Division, Organization Spruce 316 Amn Tn 316th Ammunition Train, 91st "Wild West" Division Organization Ammo 316 Engr 316th Engineer Regiment, 91st "Wild West" Division Organization Engineer 316 F Sig 316th Field Signal Battalion, 91st "Wild West" Division Organization Signal 316th Sanitary Train (Ambulance Companies & Field Hospitals 361, 316 Sn Tn 362, 363, 364) 91st "Wild West" Division 316 Sup Tn 316th Supply Train, 91st "Wild West" Division Organization Supply 316th Trench Mortar Battery, 166th Field Artillery Brigade, 91st "Wild 316 TM West" Division Organization Trench Mortar 316 Tn HQ 316th Train Headquarters and Military Police, 91st "Wild West" Division Organization HQ & MP 318 Engrs 318th Engineer Regiment, Organization Engineer 319 Engrs 319th Engineers, Services of Supply Organization Engineer 322 F Sig Bn 322nd Field Signal Battalion, ? Organization Signal 323 Serv Bn 323rd Service Battalion, 7th Division? Organization Serv 328 Aero Sq 328th Aero Squadron, Air Service Organization Aero 333 Aero Sq 333rd Aero Squadron, Air Service Organization Aero 338 Inf 338th Infantry Regiment, 169th Infantry Brigade, 85th "Custer" Division Organization Infantry 339 Bn 339th Battalion, Tank Corps Organization Tank 339 Bn, Tank C 338th Battalion, Tank Corps Organization Tank 34 Balloon Co 34th Balloon Company Organization Aero - Balloon 344th Field Artillery Regiment, 165th Field Artillery Brigade, 90th 344 FA "Alamo" Division Organization Field Artillery 345 Bn 345th Battalion, Tank Corps Organization Tank 345 Bn, Tank C 345th Battalion, Tank Corps Organization Tank 345 Inf 345th Infantry Regiment,173rd Infantry Brigade, 87th "Acorn" Division Organization Infantry 316 Engr Tn 316th Engineer Train, 91st Division Organization Engineer 346th Field Artillery Regiment, (75mm), 166th Field Artillery Brigade, 346th FA 91st Division Organization Field Artillery 346th MG Bn 346th Machine Gun Battalion, 91st Division Organization Machine Gun 347th Field Artillery Regiment (4.7"), 166th Field Artillery Brigade, 91st 347 FA Division Organization Field Artillery 347 MG Bn 347th Machine Gun Battalion, 181st Infantry Brigade, 91st Division Organization Machine Gun 348th Field Artillery Regiment (155mm) 166th Field Artillery Brigade, 91st Division Organization Field Artillery 348th MG Bn 348th Machine Gun Battalion, 182nd Infantry Brigade, 91st Division Organization Machine Gun 35 Prov Sq 35th Provisional Squadron, Leneve, Oregon (103 Spruce Squadron) Organization Prov 350th Machine Gun Battalion, 183d Infantry Brigade, 92nd "Buffalo" 350 MG Bn Division Organization Machine Gun 361 Inf 361st Infantry Regiment, 181st Infantry Brigade, 91st Division Organization Infantry 362 Inf 362nd Infantry Regiment, 181st Infantry Brigade, 91st Division Organization Infantry 363 Amb Co, 316 363rd Ambulance Company, 316 Sanitary Train (Amb Co 19, 91st Sn Tn Division) Organization Amb 363 Inf 363rd Infantry Regiment, 182nd Infantry Brigade, 91st Division Organization Infantry 364 Inf 364th Infantry Regiment, 182nd Infantry Brigade, 91st Division Organization Infantry 37 Bln Co 37th Balloon Company, Air Service, Signal Corps Organization Aero 37 FA 37th Field Artillery Brigade, Coast Artillery Command Organization Field Artillery 376 Inf 376th Infantry Regiment? Organization Infantry 39 Arty CAC 39th Artillery Regiment, Command Organization CAC 39 FA 39th Field Artillery Brigade, Coastal Artillery Command Organization Field Artillery 4th Balloon Squadron, III Corps Balloon Group, III Corps Observation 4 Balloon Sq Group, Corps Observation Wing, Air Service, AEF, Signal Corps Organization Aero - Balloon 4 Cav 4th Cavalry Regiment Organization Cavalry 4 Engrs 4th Engineer Regiment, Organization Engineer 4 Engrs Reg 4th Engineer Regiment, 4th Division Organization Engineer 40 Arty 40th Artillery Brigade, Coastal Artillery Command Organization CAC 40 Div 40th Division "Rattlesnake" Organization Div 41 Div 41st Division "Sunset" Organization Div 403 Aer Sq 403rd Aero Squadron (17 Spruce Squadron) Organization Aero 41 Co, CAC Puget Sound 41st Company, Costal Artillery Command Puget Sound Organization Coastal Artillery 41 Inf 41st Infantry ? Organization Infantry 41 Prov Sq 41st Provisional Squadron, 40th Spruce Squadron Organization Spruce 410 Aer Sq 410th Aero Squadron, Air Service, Signal Corps Organization Aero 42 Sp Sq 42nd Spruce Squadron, Spruce Production Division Organization Spruce 43 Aero Sq 43rd Aero Squadron, Air Service, Signal Corps Organization Aero 44 Aero Sq 44th Aero Squadron, Air Service, Signal Corps Organization Aero 44 Inf 44th Infantry Brigade ? Organization Infantry 448 Aer Cons Sq 448th Aeronautical Construction Squadron Organization Aero 45 Inf 45th Infantry ? Organization Infantry 46 Inf 465th Infantry ? Organization Infantry 47 Inf 47th Infantry Regiment, 7th Infantry Brigade, 4th Division Organization Infantry 48 Engrs 48th Engineer Regiment Organization Engineer 501 Aero Sq 501st Aero Squadron Organization Aero 55 FA Brig 55th Field Artillery Brigade, 30th Division Organization Field Artillery 59 Arty, CAC 59th Artillery Regiment, 32nd Artillery Brigade, Coast Artillery Corps Organization Field Artillery 6 Bn US Gds 6th Battalion, U. S. Guards, Ft. Lawton, Washington Organization Guards 603 Engrs 603rd Engineers Organization Engineer 604 Engrs 604th Engineers Organization Engineer 608 Aero Sq 608th Aero Squadron, Air Service Organization Aero 62 Inf 62nd Infantry Brigade, 31st Division Organization Infantry 63rd Field Artillery Regiment, 36th Artillery Brigade, Coast Artillery 63 CC Corps Organization CAC 63 FA 63rd Field Artillery Regiment, 36th Artillery Brigade, Coast Artillery Organization CAC Corps 651 Aer Sq 651st Aero Squadron Organization Aero 65th Arty 65th Artillery Regiment, 32nd Artillery Brigade, Coast Artillery Corps Organization CAC 66 F A 66th Field Artillery Brigade, 41st Division Organization Field Artillery 67 Inf 67th Infantry Brigade, 34th Division Organization Infantry 672 Aero Sup 672nd Aeronautical Supply (supported Balloon Squadrons) Organization Aero - Balloon 7 Regt 7th Regiment ? Organization 74 Engrs 74th Engineer Regiment? Organization Engineer 75 Inf 75th Infantry Brigade, 38th "Cyclone" Division Organization Infantry 76 Inf 76th Infantry Brigade, 38th "Cyclone" Division Organization Infantry 8th Aero Squadron (Observation), 4th Corps Group, 1st American Army, 8 Aero Sq AEF, Air Service Organization Aero 8 Cons Co, AS 8th Construction Company, Air Service Organization Aero 8 Engrs 8th Engineer Regiment? Organization Engineer 8 Inf 8th Infantry Brigade, 4th Infantry Division Organization Infantry 81 Inf Brig 81st Infantry Brigade, 91st Division Organization Infantry 801 Aero Sq 801st Aero Squadron Organization Aero 812 Pion Inf 812th Pioneer Infantry Organization Infantry 814 Dep Aero Sq 814th Department Aero Squadron Organization Aero 815 Pion Inf 815th Pioneer Infantry Organization Infantry 83 FA 83rd Field Artillery? Organization Field Artillery 832 Aer Sq Organization Aero 87 Sp Sq 87th Spruce Squadron, Spruce Production Division Organization Spruce 9 Provost Rgt 9th Provost Regiment 90th Aero Squadron (Observation), III Corps Observation Group, III 90 Aer Sq Corps Air Service Organization Aero 91 Inf 91st Infantry Division "Wild West" Organization Infantry 96 Spruce Sq 96 Spruce Squadron, Spruce Production Division Organization Spruce AAS Army Air Service Organization AHQ Army Headquarters Organization A S Rockwell Field, Calif Installation Adj Adm Co Administrative Company Organization AEF Allied Expeditionary Forces Organization Aer Cons Sq Aero Construction Squadron Organization Aero Aero Co (Cons) Aero Company (Construction) Organization Aero Aeronautic Aero Aero Sq Aeronautic Squadron Organization Aero Aer Sq (Rep) Aero Squadron (Repair) Organization Aero Aer Sq (Sup) Aero Squadron (Supply) Aero AFC, AGD Army ?, Department AG Adjutant General AGD Adjutant General's Department Organization AGRC Adjutant General's Reserve Corps Organization Air Pk Air Park Aero Air Pk Co Air Park Company Organization Aero Air Service in AEF Air Service in AEF Aero Aisne-Marne Aisne-Marne Campaign Campaign Am Ammunition Am Sup Co Ammunition Supply Company Organization Amb Co Ambulance Company Organization Medical Amb Co #250, 13 San Tn Ambulance Company, 13th Sanitary Train Organization Medical Ambulance Corps U. S. Army Ambulance Corps Organization Medical Amb Serv Pk Ambulance Service Park Organization Medical Amb Serv See Ambulance Service Organization Medical AFS American Field Service, See Ambulance Corps Organization Medical AmTn Ammunition Train Organization American Lake American Lake, Washington (National Guard, now Camp Murray, ) Installation ANC Army Nurse Corps Organization Medical Apr Repl Draft April Replacement Draft ARC American Red Cross Organization ARC Hosp American Red Cross Hospital Organization Medical ARC Mil Hosp #4 American Red Cross Military Hospital #4 Organization Medical Army Army Organization Army Inf Spec School Army Infantry Specialists School Organization Infantry Army Insignia Insignia Army Art of WWI Army Art of WW1 Art ASA Air Service Organization AS Air Service Organization ASA Air Service, Military Aeronautics Organization AS, SC or ASSC Air Service, Signal Corps Organization Army Service Corps (Not sure this is US. Army. Most references ASC appear to be to Commonwealth forces. Organization ASDC Air Service Organization ASMA Air Service, Military Aeronautics Organization ASP Air Service, Aircraft Production Organization ASRC Air Service, Reserve Corps Organization AS Mech Regt Air Service, Mechanics Regiment Organization AS Prod Ctr 2, Air Service Production Center 2, Army Post Office 713 (AEF), Bureau of APO 713 Aircraft Production Organization Enlisted Aviation Mec Aviation Mechanic Specialty Amb C Ambulance Corps Organization Am Tn Ammunition Train Organization Arty Artillery Awards and Decorations Awards and Decorations ATS Army Transport Service Organization Arty Artillery Bal Co Balloon Company Organization Bal Balloon Bal Sq Balloon Squadron Organization Casual Cantonment, Spruce Production Division, Bureau of Aircraft BAP SPD Production Organization Base & Line of Communications Base and Line of Communication Organization Base Hosp Base Hospitals (in AEF) Organization Medical Base Hosp 46 Base Hospital 46 (Formed by the University of Oregon) Organization Medical Base Hosp 117 Base Hospital 117 Organization Medical Base Hosp 93 Base Hospital 93, specialized in psychological issues Organization Medical of WW1 Enlisted Bglr Bugler Specialty BH Base Hospital Organizations Medical Bkry Co Bakery Company Organization Bn Battalion Organization Boston, Mass Brig Brigade Organization Btry Battery (Field Artillery) Organization Field Artillery Bureau of Military Aeronautics Bureau of Military Aeronautics Organization Aviation Butchery Co Butchery Company Organization C Changes Co C, Defense of Columbia, Coastal Artillery Corps, Ft. Stevens, C Def of Columbia Oregon Organization CA Candidates School CAC Coast Artillery Corps Organization CAC Columbia River Coast Artillery Corps, Columbia River Organization CAC Puget Sound Coast Artillery Corps, Puget Sound Organization Camp AA Humphries Camp A. A. Humphries, Virginia Installation Camp Cody, N Mex Camp Cody, New Mexico Installation , Pa Camp Crane, Allentown, Installation Camp Fremont, Cal Camp Fremont, Palo Alto, Installation Camp Gordon Camp Gordon, Arkansas Installation Camp Hancock Camp Hancock, Georgia Installation Camp Holabird, Md Camp Holabird, Maryland Installation Camp John Wise Camp John Wise, Texas (northwest of Austin) Installation Camp Jos N. Johnston, Fla Camp Joseph N. Johnston, Florida Installation Camp Kelly, Tex Camp Kelly, Texas Installation Camp Knox, Ky Camp Knox, Kentucky Installation Camp Lee, VA Camp Lee, Virginia Installation Camp Lewis Camp Lewis, Washington Installation Camp MacArthur, Tex Camp MacArthur, Texas Installation Camp Meade Camp Meade, Maryland Installation , NY Camp Mills, Installation Camp Morrison, VA Camp Morrison, Virginia Installation Camp Murray, Wash Installation Camp Pike Camp Pike, Arkansas Installation Camp Sheridan, Ala Installation Camp Taylor Camp Taylor, Kentucky Installation Cantonments Cantonments - National Guard and National Army Installation Capt Officer Rank Casualties, WWI Casualties Casualties Cas Cant Casual Cantonment - Vancouver Barracks, Washington Organization Cas Det Casual Detachment Organization Cav Cavalry Organization CE Corps of Engineers Organization Central Records Office Central Records Office, Services of Supply, AEF Organization Enlisted CFR 1 cl Chauffeur First Class Specialty Ch Mech Chief Mechanic Enlisted Specialty Champagne Campaign Champagne- Marne Champagne-Marne Campaign Campaign Enlisted Cfr Chauffeur Specialty Enlisted Ck Cook Specialty CL Officer Source Co Company Organization Co A, Development, Ft Sill, Okla Organization Col Officer Rank Col Sgt Colonel Sgt Enlisted Grade Cole Field Cole Field, Texas Installation Aviation Columbus Bks Columbus Barracks, Ohio Installation Co Company Organization Committee of Courses War Courses Con Sur Contract Surgeon Enlisted Cook Cook Specialty Corp Enlisted Grade Corps Corps Organization Corps of Engineers Organization COTS C__Officer Training School? Engineers Officer Training MOTC Military Officers Training Camp Officer Training COTS, Camp Pike Commissioned Officer Training School?, Camp Pike, Arkansas Organization Cp Camp Installation Cp Alexandria Camp Alexandra, Virginia Installation Cp Devens, Mass Installation Cp Fremont Camp Fremont, California Installation Cp Hosp Camp Hospital Organization Cp Kearny Camp Kearny, California Installation Cp Knox Camp Knox, Kentucky Installation Cp Logan, Texas Camp Logan, Texas Installation Cp MacArthur, Tex Camp MacArthur, Texas Installation Cp Mills Camp Mills, New York Installation Cp Pike, Ark Camp Pike, Arkansas Installation Cp Taylor Camp Zachary Taylor, Kentucky Installation Cp. Laurel, Md Cp. Merritt Camp Merritt, Installation DC Dental Corps Organization Medical Def of Columbia Defense of Columbia, Coastal Artillery Command Organization Defensive Sector Campaign Dep Brig Department of Brigade Organization Department of Military Aeronautics Department of Military Aeronautics Organization Aviation Det Detachment Organization Dev Bn Development Battalion, Camp Fremont, California Organization Div Division Organization On May 20, 1918, President Woodrow Wilson issued an executive order transferring aviation activities from the Signal Corps to two new entities, the Bureau of Aircraft Production (BAP) and the Division of Military Aeronautics, both under the direct command of the Adjutant General of the War Department. As part of this reorganization, the BAP took over all airplane construction including the Spruce Production Division of Military Aeronautics Organization Division, Douglas, Ariz Douglas, Arizona Installation The made a formal declaration of war on April 6, 1917 against . Many men in the United States volunteered for the soon after this declaration of war. The first United States arrived in on June 27, 1917. Later, men ages 21-31 were selected drafted (conscripted) into the military starting on June 27, 1918. Secretary of War, Newton D. Baker, pulled numbers out of a fishbowl. In August 1918, "the limits of the draft age were lowered from twenty-one to eighteen and Draft Mandatory enlistment () of men into the Army . raised from thirty- one to forty-five". I ended on November 11, 1918 Eastern Det, 472 Engrs ECTS Engineer Corps T S? Engrs Engineers ERC Enlisted Reserve Corps Organization Enlisted Reserve Corps Enlisted Reserve Corps Organization Enl Specialists School, Ft , Calif Organization Enl. Serv. Enlisted Service Officer Source Enlisted Enlisted Grades Grades Enlisted Vet Co, 331 Aux Rmt Dep Enlisted Veterinary Company, 331st Auxiliary Remount Department Organization Enlistment ERC Enlisted Reserve Corps Source ERC Western Enlistment Dept Enlisted Reserve Corps Sour Evac Hosp 12 Evacuation Hospital 12 Organization Medical Evac Hosp 15 Evacuation Hospital 15 Organization Medical F A School of Fire Det, Ft Sill, Okla Field Artillery, School of Fire Detachment, Fort Sill, Oklahoma Organization F Hosp Field Hospital Installation Medical F Sig Bn Field Signal Battalion Organization Signal FA Field Artillery Military Branch Field Artillery FAOTS Field Artillery Officer Training School Organization Field Artillery Ft Fort Installation Ft Barry, Calif Fort Barry, California Installation Ft DA Russell, Wyo Fort D. A. Russell, Installation Ft Douglas, Utah Fort Douglas, Utah Installation Ft Eagle Fort Eagle, Washington Installation Ft Flagler Fort Flagler, Washington Installation Ft George Wright Fort George Wright, Washington Installation Ft Harrison Ind Fort Benjamin Harrison, Indiana Installation Ft Leavenworth, Kans Fort Leavenworth, Kansas Installation Ft Omaha, Nebr Fort Omaha, Nebraska Installation Ft Riley, Kans Fort Riley, Kansas Installation Ft Russell, Wyo Fort D. A. Russell, Wyoming Installation Ft Scott Fort Winfield Scott, California Installation Ft Sill, Okla Fort Sill, Oklahoma Installation Coast Artillery Ft Stevens Fort Stevens, Oregon Installation Corps Coast Artillery Ft Worden Fort Worden, Washington Organization Corps Ft Wright Fort George Wright, Washington Installation Ft Casey, Puget Coast Artillery Sound Fort Casey, Puget Sound Coastal Artillery Command, Washington Installation Corps Ft. Lawton, Wash Fort Lawton, Washington Installation Ft. Winfield Scott Fort Winfield Scott, ? Installation Garden City NY Gd Co #1, ASC Guard Company #1, Gser General Service, Infantry Gen Serv General Service, Infantry Gen Serv, Inf General Service, Infantry Organization Gerstner Field, La GH General Hospital Organization Medical Grand Div Grand Division (14th Div?) Hoboken NJ Hq Headquarters Organization Hq Det Headquarters Detachment Organization Hello Girls Signal Corps Telephone Operators Enlisted Hs Horseshoer Specialty Inf Infantry Military Branch Infantry Inf Tng & Repl Tr, Camp MacArthur, Tex Infantry Training and Replacement Training, Camp MacArthur, Texas Infantry JAGD Judge Advocates Department Department Lbr Btn Labor Battalion , Tex Enlistment LB # __ Facility Letterman Gen Hosp Letterman General Hospital, of San Francisco, California Installation Lorraine Aisne- Marne Lorraine Aisne-Marne Campaign Campaign Los Angeles, Calif Love Field Love Field, Texas (Air Service) Installation Lt Col Officer Rank M Department M Specialty Co M Sup Tn Motor Supply Train Organization M T Co Motor Transport Corps, Services of Supply Organization M T Rep Unit # 308 Motor Transport Repair Unit, Motor Transport Corps, Services of Supply Organization Maj Officer Rank Maps (of WWI prepared by US ) Maps MC Organization MD Medical Department Organization MDSSGO Medical Department , Surgeon General's Office, Washington DC Organization Enlisted Mec Mechanic (Mechanician) Specialty Mec Rep Shop Unit Mechanical Repair Shop Unit Organization Mec Rep Shop Unit #305 Mec Tng School Mechanic Training School, St. Paul, Minnesota Organization Med Det Medical Detachment Organization Med. Enl. Resd. Corps., San Francisco Medical Enlisted Reserve Corps Organization Enlisted Mess Sgt Mess Sergeant Specialty Meuse-Argonne Campaign MG Machine Gun MG Bn Machine Gun Battalion Organization MGTC Machine Gun Training Corps Organization Modern Aut School Tng Det, Spokane, Wash MP Military Police Organization MP Co Military Police Company Organization MTD Motor Transport Department Organization MTC Motor Transport Corps Organization MTS Motor Transport Service Organization Army NA National Army Component Army National Army National Army Component National Defense Act National Defense Act of 1916 Army NG National Guard Component American Negro in Negroes the World War Newport News, Virginia; Hampton Roads, Port of Embarkation, U.S. Newport News Army Installation Army NG National Guard Component North Pacific College, Portland, Oreg SATC Oakland Technical High Oakland Technical High School Training Detachment, Oakland, School Tng Det California Organization Oct Aut Repl Draft October Automatic Replacement Draft ? ORC Officers Reserve Corps Officer Source OrdC Ordnance Corps Organization Ord Motor Instruction Schools, Peoria, Ill Ordnance Motor Instruction Schools? Organization Ord Tng Center Ordnance Training Center, Camp Hancock Installation Oregon Ari Coll, Corvallis, Oreg - Oregon Agricultural College, Corvallis, Oreg, Students Army Training Educational SATC Corps Institution Camp Fremont, California, National Army Cantonment, home of the Palo Alto, Calif 41st Division Installation Passchendaele Passchendaele, Campaign Pensacola, Fla Fort Barrancas, Fort McRee, Fort Pickens Installation PH Post Hospital Organization Medical Photographs WW1 Photographs Photographs Portland, Ore Portland, Oregon, Camp McKinley, Installation Postal Express Army Postal Service, also known as Postal Express Service, an Army Service Special Unit. Organization Presidio of San Francisco Presidio of San Francisco, California Installation Escort Co Prisoner of War Escort Company Organization Prov Provisional Prov Gd Proving Ground, Camp Fremont, California Organization Prov Sq Provisional Squadron, either Aero or Cavalry Organization Puget Sound S.A. Puget Sound Pvt Enlisted Grade Pvt 1cl Private First Class Enlisted Grade QMC Corps Organization Army RA Regular Army Component Rct Co Recruiting Company Organization Regt Regiment Organization Repl Draft Replacement Draft Ret Retired Rockwell Field, Calif Rockwell Field, California Installation Air Service ROTC Reserve Officer Training Corps Officer Source Ry Railways SanC Sanitary Corps Organization San Francisco, Calif. SATC Students Army Training Corps Officer Source School Det 31 School Detachment 31, Vladivostock, Siberia Organization School for Bkrs & School for Bakers and Cooks, Corps, Camp Lewis, Cooks Washington Organization School of Military Aeronautics School of Military Aeronautics, Berkeley, California Organization Selfridge Field, Mich Selfridge Field, Michigan Installation Air Service Services of Supply Services of Supply Organization Services of Supply Serv Pk Unit Service Park Unit (for Motor Truck units) Organization Sgt Sergeant Enlisted Grade Sgt 1cl Sergeant First Class Enlisted Grade Enlisted Sgt Cfr Sergeant Chauffeur Specialty Sgt Maj Sergeant Major Enlisted Grade Shop Hosp, S S Scondaravian Sig C Signal Corps Organization Sig RC Signal Reserve Corps From the Book Snohomish County in the War: The Part Played in the Great War by the , Sailors, and Patriotic Civilians of Snohomish County, Washington, Snohomish U.S.A., published County 1920. SnTn Sanitary Train Organization Songs of WWI Songs of WW1 SOS Organization Spruce Prod Div Spruce Production Division Organization See "Spruce Production Spruce Sq Spruce Squadron, Spruce Production Division Organization Division" Sq Squadron Organization St. Mihiel St. Mihiel Salient Campaign Enlisted Stable Sgt Stable Sergeant Specialty State College of Wash, Pullman, Educational Wash State College of Washington, Pullman, Washington Institution State Normal, Educational Cheney, Wash State Normal College, Cheney, Washington Institution Enlisted Steve Stevedore Specialty Steve Trg Rgt Stevedore Training Regiment Organization Students Army Tng C Students Army Training Command Officer Source STr Supply Train Organization Supply Sup Co Supply Company Organization Enlisted Sup Sgt Supply Sergeant Specialty Tank C Tank Corps Organization TC Tank Corps? Organization TC 14 Tank Corps 14? TM Btry Trench Mortar Battery Organization TngCen Training Center Installation Tng Det Training Detachment Organization Tr (a subordinate Cavalry unit) Organization Tr. Regt Training Regiment Organization Trans Corp ? Organization Troopship Troop ship Transport TS Army Transport Service U. S. Repl C G.P. of D Unassgd Unassigned Univ of Minn - Educational SATC University of Minnesota, Students Army Training Corps Institution University of Wash, Seattle, Educational Wash Institution US Aviation School, Kelly Field, Tex Organization Aviation U. S. Cadet US Gds U. S. Guards US Victory Medal Only campaign medal in US Medal Army USA Component USMA United States Military Academy Installation Vancouver Bks Vancouver Barracks, Washington Installation VetC or VTC Veterinary Corps Organization Vladivostock, Siberia Vladivostock, Siberia Campaign Waco, Tex (Rich Field) Waco, Texas Installation Air Service Enlisted Wag Wagoneer (Wagoner?) Specialty Wash State College, Pullman, Educational Wash Institution Washington National Guard Washington National Guard Organization West Point, Ky West Point, Kentucky Installation Whitman College, Walla Walla, Educational Wash Institution Williamette Univ, Salem, Oreg - Educational SATC Institution Cadet Regiment Cadet Regiment Officer Source Quartermaster's Enlisted Reserve Corps Quartermaster's Enlisted Reserve Corps Enlisted Source Engineers Enlisted Reserve Corps Engineers Enlisted Reserve Corps Enlisted Source Triangle of Fire Coast Artillery Corps, Washington Zimmerman WW1 German telegraph to Mexico asking help in keeping US out of the Telegraph war