National Park Service Park News U.S. Department of the Interior
The Official Newspaper of San Francisco Maritime National Historical Park The Maritime News March, April, May 2013 Steam Propulsion: Unique and Classic
The steam tug Hercules, powered by a triple expansion steam engine, and the steam ferry Eureka, equipped with a walking beam steam engine. Inset: The walking beam section of Eureka’s five-story tall engine protrudes out of the top of the ship. It is also visible in the larger photo on the top deck of the ship to the right of the black smokestack. Photo, below: The author conducting a tour of the Hercules and standing with visitors in the engine room. Park Ranger Edwards will be leading engine room tours of Hercules on 3/3, 4/7, and 5/5, at 2pm.
nipulating the starting bar up and down with just the right amount of By christopher edwards, supervisory park ranger force and finesse to build up momentum. After this the engine could Welcome run itself, but at the beginning of each trip across the Bay, another The Park is getting up steam to San Francisco Maritime preserves a collection of historic ships that workout was to be expected. celebrate our 25th birthday! have national significance to the maritime story of the West Coast and beyond. Among these ships are the steam tug Hercules and the The engine was simple and reliable. From 1920-1922, Eureka was Join us for live steam demonstrations of an historic Donkey Engine on Hyde steam ferryboat Eureka. The steam propulsion plants in these ships almost completely rebuilt so she could carry automobiles, but this Street Pier, and stop by the Park’s are both unique and classic. The steam tug Hercules is equipped with did not include her engine. When Eureka was taken out of service Maritime Library (in Fort Mason Cen- a triple expansion engine. When new in 1907, this steam engine was in 1957, her engine was one of the few items left of the original ship. ter) to view a triple expansion steam state of the art in the maritime world. What made it so useful was that Sixty-seven years had passed since the engine had first begun plying engine model from the Park’s artifact it expanded the steam supplied to it three times. In a very real way, the Bay. collections. what made this engine possible was not the engine itself, but the 180 Throughout the year, please help us pounds per square inch (psi) steam pressure that the boilers could Although once common, these engines are now unique and are celebrate San Francisco Maritime Na- produce. among the most important resources preserved at the park. These tional Historical Park’s June 27, 1988 and many more examples of our steam heritage are among the trea- authorization with: a major exhibi- tion of America’s Cup artifacts in the For many years, the ability of engineers to produce steam above ap- sures to be found by park visitors. Maritime Museum opening July 3, a proximately 100 psi, was limited by metal quality and boiler design. Sea Music Festival with traditional By the late 19th century these problems had been overcome and performers from around the world engines — small, efficient and reliable — were available to commercial this summer, and many other special operators and made vessels like Hercules possible and more powerful programs. than ever before. So stay tuned! Get ready for another season of ranger-led Alma sailing Despite this, there were some steam engine survivors of a previous adventures. Consider loosening up epoch. The steam ferry Eureka is such a vessel. Unlike Hercules, your hawsepipes with a “Beginning Chantey Singing” workshop aboard Eureka’s engine used steam at only 60 psi and achieved its power Balclutha. And don’t miss the debut through brute size and force. Eureka is equipped with a walking of a new interpretive program: “Her- beam engine. This engine is five stories tall and has a single piston oines at Sea: Adventures of Sailing with a 12-foot stroke. Everything about this engine is big. Wives” a historical look at how Victo- rian ladies handled the challenges of a life at sea. Check our Visitor Center The oiler, the man responsible for lubricating the engine, got a thor- information desk (at the ough workout climbing up and down the engine. This took him from foot of Hyde Street) or the floor of the engine room to the outside area of the ship, where the our website for com- walking beam itself protruded out of the top of the ship. plete details.
Craig Kenkel The controls of the engine were massive. Starting the engine was not Superintendent automatic and the engineer was required to get his workout by ma-
1 Unique and 2 Steam Engine 4 Page For Kids Steam Propulsion…1 Superintendent’s Message…1 Classic: Model on Display How do you feel about steam? What??? Don’t tell us you haven’t thought about Visitor Information…2 Perhaps especially designed for the Steam Power it in awhile! Well don’t have a hissy-fit, Steam Engine Model…2 “technology-challenged,” this gem of just turn to page four and find out! Running out of steam? Not a chance a model will help you understand how Events and Programs…3 of that at San Francisco Maritime. The steam engines moved ships. Page for Kids…4 park is a wonderful place to get your fill Park Website: of the history, mechanics, and romance www.nps.gov/safr Park Map…4 of steam technology.
...... Today in the Park...4 Collections Corner distance runs or to the high-value passenger trades for longer ocean runs. National Park Service Ali Maheu is Not U.S. Department of the Interior The triple-expansion engine was largely Triple-Expansion superseded in commercial use by the more At Work Today sophisticated steam turbine engine shortly Steam Engine Model after the turn of the 20th century. The type But I Still See Her had a final resurgence in the Liberty Ship San Francisco Maritime National Historical Park BY STEPHEN CANRIGHT, PARK CURATOR, freighters of World War II. Some 2,200 MARITIME HISTORY Libertys were equipped with triple expan- Established in 1988, San Francisco sion engines, chosen for their relative ease of Maritime National Historical Park manufacture. San Francisco Maritime holds encompasses 34 acres, and has the most two full-sized engines, one in the tug Her- National Historic Landmarks of any unit cules, and the other in the steam schooner in the National Park Service. In addition Wapama. The Wapama engine will eventu- to the fleet of historic ships at Hyde ally be displayed near the entrance to Hyde Street Pier, the park includes the Aquatic Street Pier. Park Historic District (Maritime Museum, Photo: Chris Jannini beach, lawn area, and bleachers), a This finely crafted model was reputedly Visitor Center and a research library (in Fort made by apprentices in the pattern and ma- Mason Center). chine shops at the Mare Island Navy Yard, probably in the 1920s. Stop by the library, Superintendent on the third floor of Building E, Fort Mason, Craig Kenkel and check it out. Scale model of a triple-expansion steam engine made of brass and steel, about 14ʺ Chief of Interpretation BY CHRIS JANNINI, SHIPS’ DIVISION MANAGER high and 20ʺ across. SAFR 8775 John Cunnane (Acting) It is her first day as a 14-year-old volunteer, In keeping with the steam-powered theme we are up in the rig of Balclutha and this Public Affairs Officer Come Sail of this issue, we have pulled a little gem of tiny girl is telling me that she is a dressage Lynn Cullivan an engine model out of storage and are ex- queen and will ride in the Olympics hibiting it in the park library. The model was someday. She seems so sure of herself that Maritime News Editor With Us shown in the old Steamship Room in the I don’t doubt her. She quickly learned Christine Baird Maritime Museum between 1989 and 2007, some basic sail seaming techniques and a few months later I watch her take a Mailing Address and we are glad to see it back on public view. canvas ditty bag project out of the hands Fort Mason Center, Building E The model is of a three-cylinder triple of volunteer Luc Maheu proclaiming, San Francisco, CA 94123 expansion reciprocating engine. This was an “Let me show you how to sew that.” A year engine that was fully developed by the early Fax Number later, she and Luc bring me their latest 1880s, and quickly became the dominant 415-556-1624 assignment. It is a perfect, handmade power plant for ocean steamships. They canvas sail that brings tears to my eyes. Park Information used relatively high pressure steam very ef- 415-447-5000 ficiently, cycling the steam through progres- Today, when I pop in to the Visitor Center, sively larger diameter cylinders, at progres- I can’t help but see her carefully weaving Contributors to Volume 40: sively lower pressures. Virtually all of the the intricate sea chest beckets displayed Gina Bardi, Tim Campbell, Stephen expansive potential of the steam was con- Sail San Francisco Bay aboard 19th cen- there. Canright, Lynn Cullivan, Chris Edwards, verted into motive force. This engine was tury scow schooner Alma. The first sail of Amy Hosa, Kristal Ip, Robbyn Jackson, efficient enough to allow ocean steamers to the 2013 season will be in early June. Alma I gaze up to the very top of the mainmast Chris Jannini, and Craig Kenkel. profitably carry virtually any cargo over any will sail most Saturdays and Thursdays on Balclutha and there is Ali, on holiday into early November. Tickets prices are from Mills College, age 20, securing the The Maritime News March, April, May ocean passage. This engine made the ocean $40 for adults, $30 for seniors, and $20 2013 Volume No. 40. freighter possible, and would finally doom Christmas tree that she insisted that we sail-powered cargo vessels. Steamers had for children ages 6–15. Children age five had to have. I look at the Bear Boat and previously been confined to either short- and under ride for free. All children must see the miniature wire splices that she be accompanied by an adult. The vessel made last summer and when I look up at departs promptly from Hyde Street Pier at Balclutha again, there is the giant splice in 12:30 pm and returns at 4 pm. Call 415- 1 3/8” wire she finished just a few weeks Running Out of Steam? 447-5000 for more information. ago. Liverpool Nautical Research Society. Vol. 9. BY GINA BARDI, REFERENCE LIBRARIAN 1955-1961 USS Olympia. P83-142a.1372g In Balclutha’s shelterdeck I see her, now 25 Running out of steam? Come to the years old, in her wedding dress, dancing Sawyer, William D. “The ‘Grasshopper’ Starboard engine of the USS Oregon. P83- Maritime Library to get more. We have with her new husband Luc, very handsome Engines of Eppleton Hall.” Sea Letter. 142a.2806g resources for everyone from the novice to in his Merchant Marine Officers’ uniform. March 1971:2-3. Print. the expert. Here are just a few (very few...) Steam Engine under construction P83- Happy as she is, she can’t wait to change to wet your (steam) whistle. Historical Documents: 142a. 3701g into more comfortable clothes and escape Copy of the Log of the Stmr. San Francisco for a honeymoon sail on their beautiful Books: from New York to San Francisco Dec. Stevedore’s upright steam engine built by schooner Tiger that they are re-rigging in Gardiner, Robert. The Advent of Steam. 1853. HDC105 Moore and Scott A10.8512n a traditional style with the skills that they New York: Conway Press, 1993. Print. learned here as teenagers. Roy Burton Goodwin papers. HDC 1086 Plans: Babcock & Wilcox Company. Steam, its Hercules. Steam engine plans. Details.HDC Collection consists of personal corre- Ali Maheu is not at work today because Generation and Use. Babcock & Wilcox 128. spondence, certificates, licenses and other she and Luc were in a pedestrian accident Company, 1963. President Hoover. Steam boilers, marine. documents related to Goodwin’s career as which took her from us last Christmas. Machine arrangement, details. HDC 460. Hawkins, Nehemiah. Maxims and Instruc- chief engineer on steam schooners. I see her meticulous craftsmanship in tions for the Boiler Room. New York: T. John Felix Shearman engineering draw- Eppleton Hall. Steam boilers, marine. Ma- wood, canvas, wire and even paint on Audel & co. 1902. Print. ings. HDC1143 Design drawings of a chine arrangement, details. HDC 555. every vessel in our fleet. You may not see variety of steam engines. Articles: To make an appointment to see these and Ali here at the park every day as I do, but Mactier, Sir Stewart and W.H. Falconer. Images: more, contact Gina Bardi at gina_bardi@ you will see her handiwork for many years “The Development of Marine Machinery.” Engine with Dynamo. Turning engine for nps.gov or 415/561-7033. to come...... Visitor Information Maritime Library, located on the third floor Entrance Fee for Historic Vessels: $5 of Building E in Fort Mason Center (auto Free for supervised children under 16. Dates and Hours of Operation: entrance at Buchanan Street and Marina Free with Federal Interagency Annual, Accessibility Information Senior, Military, Access Passes, and San Blvd). The library is open Tuesday –Thurs- Programs in the Visitor Center, on Hyde Francisco Maritime NHP Annual Pass. Hyde Street Pier, located at Hyde and day, 1pm to 5pm. For other open hours call Street Pier, and in the library are accessible. Jefferson Streets, is open 9:30am to 5pm. 415-561-7030 and visit www.nps.gov/safr/ No-Fee Areas Accessibility to programs on the ships varies. Last pier entry at 4:30pm. historyculture/museum-collections.htm. Visitor Center, Hyde Street Pier, Museum For detailed information, please call the Visi- Building, Aquatic Park Historic Landmark tor Center, 415-447-5000, or http://www. Visitor Center, located at the corner of nps.gov/safr/planyourvisit/accessibility.htm. Contact Information District, and the Maritime Library (Fort Hyde and Jefferson Streets, is open 9:30am General Park Information: 415-447-5000 Mason Center). to 5pm. Pacific West Info Center: 415-447-0463 Reservations Permits USS Pampanito: 415-775-1943 Maritime Museum (in the Aquatic Park Reservations for school groups and other Special Use Permits require at least a one Park Website: www.nps.gov/safr Bathhouse Building), located on Beach educational groups must be made at least month notice and application. Filming Street at the foot of Polk Street. The build- Association Website: www.maritime.org two weeks prior to your visit. Please call permits are arranged on an individual basis. Please call 415-561-7049. ing is open from 10am to 4pm daily. Library Friends: www.maritimelibraryfriends.org 415-292-6664.
2 Maritime News Music, Tours, Events, Lectures and Living History Please turn to the back page for today’s schedule.
steam-powered donkey march is women’s NEW PROGRAM engine demonstration SF maritime Wednesdays, March 20, April 17 and May History month 15, 9:30am–3pm engine running, 11am ranger celebrates 25 talk. At the entrance to Hyde Street Pier. exhibit: women who changed years: 1988-2013 Free. maritime history On June 27th this year, San Francisco Join us for a demo and ranger talk about the Daily, throughout March. In the Visitor Maritime National Historical Park turns donkey engine, used ashore and aboard ship Center, 9:30am to 5pm. Free. twenty-five, and it’s going to be busy for loading cargo, raising anchor and setting View a photo exhibition illustrating the birthday year! sails. Learn what is involved in steaming-up often overlooked impact women have had
Photo: J09.08059n SAFR the boiler and operating this historic piece on maritime history. Look for a major new exhibit to open in the of machinery. J Maritime Museum on July 3, an especially suffragette march and ladies salon festive Sea Music Festival this summer, live adventures at sea: life aboard Saturday, March 9, 10am-4pm. In the theater on Hyde Street Pier, and special a 19th century sailing ship Ark houseboat and on Hyde Street Pier. Free. programs and tours. Keep a weather eye on Turn back the clock to 1901 and Daily, 2:15pm. Aboard Balclutha at Hyde our website for news about ways you can Street Pier. Vessel admission (under 16 free). experience a costumed living history help us celebrate the big 25! Join a guided tour of the historic ship reenactment of a suffragette march. At heroines AT SEA: adventures of Balclutha. Discover the hardships and 2pm, join a salon of Victorian women as sailing wives rewards of the sailors who fought for they discuss the issues of the day. Come Costumed Saturdays, March 16 and 30, 3-3:30pm. survival during the treacherous Cape voice your opinion! J Living History Aboard Balclutha at Hyde Street Pier. Vessel Horn passage. J admission (under 16 free). heroines AT SEA: adventures of A Day in the Life: 1901 When a captain’s wife went with her Hercules Engineering Tour sailing wives Saturdays, March 9, April 13, 10am-4pm, and husband to sea during the Age of Sail, Sundays, March 3, April 7 and May 5, 2pm. Saturdays, March 16 and 30, 3-3:30pm. May 11, 11am-5pm. Aboard the historic vessels the voyage could be routine or she might Meet at the gangway on the Pier. Vessel Aboard Balclutha at Hyde Street Pier. Vessel at Hyde Street Pier. Vessel admission (under experience unique and sometimes horrific admission (under 16 free). Tour includes admission (under 16 free). J 16 free). Reservations are required, please call adventures. How did various Victorian climbing moderately steep ladders and See description under NEW PROGRAM. 415-447-5000. women handle the challenges of life at sea? entering cramped spaces. Step into 1901 as you board the historic Hear selected true stories as we tour the Explore the major engineering spaces and ships and meet the sailors and citizens of Balclutha sailing ship. J learn about steam engine technology and May is asian SF’s waterfront. Join Mrs. Galan on the its effects on the working environment of pacific american Ark houseboat for a 2:00pm afternoon programs the marine steam engineer. J tea to discuss the issues of the day. Enjoy heritage month singing along with sailors on Balclutha birds of the bay tour of the WW II submarine during the 2:00pm dogwatch. In March, Saturdays, March 9, April 20 and May 4, USS pampanito chinese cannery workers take part in a suffragette march for 10-11:30am. Meet at the entrance to Hyde March 5 and 21, April 2 and 18, and May 7 Saturdays, May 11 and 18, 3:00pm. Meet on women’s rights. In April, learn about Street Pier. Free. and 23, 2pm. Meet at the submarine located Balclutha’s main deck at Hyde Street Pier. maritime arts and crafts during Make and Meet at the entrance to Hyde Street Pier at Pier 45, Fisherman's Wharf. Call 415-775- Vessel admission (under 16 free). Mend. May’s special event is a reenactment for this 90 minute walk. All levels are 1943 for ticket prices. On this walking tour of Balclutha you of President McKinley’s visit to San welcome with a brief orientation for new Join a park ranger for an on-board historic will learn about the lives and cultural Francisco in 1901. J bird watchers. We will view water, shore, talk about this Balao-class submarine contributions of Chinese laborers who citified, and migratory birds on this easy (SS-38). Now a museum and memorial, sailed from San Francisco to Alaska for the stroll. An orientation to spotting birds, the vessel made six patrols in the Pacific great salmon runs. J In the Library These programs are held in the Maritime and to using guidebooks and binoculars is during WWII. The talk will emphasize Library, Building E, Fort Mason Center. included. Dress in layers with sun hat and stories about dramatic events during those For reservations call 415-561-7040 or sunscreen. Bring your own guidebooks patrols. music and binoculars if you have them. J [email protected]. Chantey Sing historic waterfront walking tour: the ss stephen hopkins Saturdays, March 2, April 6, & May 4, animals of hyde street pier from gold rush to national park Tuesday, March 12, 6pm. Donation: $5 8pm-midnight. Free. Aboard a historic March 7, 8, 22, 23, 3pm; March 17, 11am; Saturdays and Sundays, 10:30-11:30am. (general public); $4 (Library Friends and vessel at Hyde Street Pier. Reservations April 3, 18, 11am; April 5, 3pm; May 1, 2, 29, Meet in the Argonaut Hotel lobby (495 SFMNPA members). are required: call 415-561-7171 or 30, 31, 11am; May 3, 3pm. Meet at the end of Jefferson St.), next to the Visitor Center. In 1942 the Richmond-built Liberty ship [email protected]. Hyde Street Pier. Free. Times vary due to Free. S.S. Stephen Hopkins sank a German Navy Sing traditional working songs aboard a tides. Stroll with a Park Ranger to discover warship, becoming the only U.S. surface historic floating vessel. Bring a mug for hot Come experience a whole different world the history of this vibrant area on this ship to do so during WW II. Join historian cider served from the ship’s galley. you might not realize exists at Hyde Street mile-long tour through the Aquatic Park Steve Gilford for the tale of this remark- Pier. Be prepared for squishy, slimy, and Historic District, the Cannery, Hyde Street beginning chantey singing: able battle. Becky Ellison will also accept squirty creatures. J Pier, and “Fish Alley” at Fisherman’s A workshop the Kortum Award for Maritime History for the manuscript, Forty Years Master, by Wharf. J Saturday, March 30, 2-3:30pm. Aboard crafts for kids Balclutha at Hyde Street Pier. Fee Free Day. Captain Daniel O. Killman, edited by Dr. Saturdays, March 30, April 27, and May maritime museum Reservations required: call 415-561-7171 or John Lyman with contributions by Capt. 25, 3pm. Meet at the entrance to Hyde Street Open 10:00am to 4:00pm daily. Located at [email protected]. Harold D. Huycke, Jr. and Rebecca Huycke Pier. Free. 900 Beach Street, at the foot of Polk Street. If you want to learn about sea chanteys Ellison. Want to learn a little about life at sea and Free. and start singing them, then this work- try your hand at making a maritime craft? the ships and voyages of The newly restored 1939 Works Progress shop is for you! Learning songs by ear Come on down to the pier and join us! J captain w. h. marston Administration-era building’s lobby and emphasized but lyric sheets will be pro- Tuesday, April 9, 6pm. Donation: $5 (general veranda are open to the public. View vided. J public); $4 (Library Friends and SFMNPA maritime story time: the tale of the the unique architecture, stunning members). henry and harry murals, sculpture, and exhibits. Opening living history dogwatch: The career of Captain William H. Marston Saturday, March 2, 11-11:30am. Meet in the this summer will be a major exhibition of Music of the Sea for Kids Visitor Center. Free. Ages 6-12. spanned more than 30 years of the Age of America’s Cup artifacts. J Saturdays, March 9, April 13 and May 11, Join in this fun-filled, interactive program Sail, during which time he commanded 2-3pm. Aboard Balclutha at Hyde Street many ships sailing in and out of his home about two stowaway kittens aboard the Pier. Vessel admission (under 16 free). Balclutha. Find out what it was like to be a port of San Francisco. His great-grandson, Join the park’s living history players feline sailor in 1887. J Phil Gale, will talk about the life and ad- where history comes alive for kids in this ventures of this mariner from the days of re-creation of a sailors’ dogwatch, when the tall ships. CRITTERS AT SEA sailors sang together during their rare Saturday, March 2, 1-1:30pm and 3-3:30pm. leisure time aboard ship. For kids of all an introduction to ship Aboard Balclutha at Hyde Street Pier. Vessel ages. J modeling admission (under 16 free). Friends of the San Francisco Tuesday, May 14, 6pm. Donation: $5 Learn about the important roles that Maritime Museum Library coming this september: sea (general public); $4 (Library Friends and domestic, farm, and exotic animals played Join the Friends and help support the music festival on the pier SFMNPA members). in the lives of sea captains, sailors, and Maritime Library. Membership includes Saturday, September 14. On Hyde Street You’ve seen them gracing museums and families at sea aboard seafaring vessels reduced admission to Friends’ events, free Pier and aboard the historic ships.For maritime displays—now join Clare Hess from the Age of Sail to the present. J admission to the historic ships, and dis- information call, 415-561-7171. of the Hyde Street Pier Model Shipwrights counts on Friends’ booksale purchases. Music, workshops, shipboard demos. to learn what goes into the building of ship J fUN FOR FAMILIES PROGRAM For more information, call 415-561-7040. Come sing your favorite sea chantey. models and about the hobby today.
Maritime News 3 Today In The Park Music of the Sea for Kids Chantey Sing 3 Animals of Hyde Street Pier 12 Lecture in the Library 7 Historic Waterfront Walking Tour 4 Historic Waterfront Walking Tour For more information about these 16 Heroines at Sea (every Sunday) (every Saturday) programs, please turn to page three. 17 Animals of Hyde Street Pier Hercules Engine Room Tour Birds of The Bay 20 Donkey Steam Engine Demo MARCH 9 Lecture in the Library Chantey Sing 21 USS Pampanito Tour 13 Costumed Living History On The 5 Historic Waterfront Walking Tour 1 Guided Tour of Balclutha (daily) 22 Animals of Hyde Street Pier Pier (every Sunday) 2 Historic Waterfront Walking Tour 23 Animals of Hyde Street Pier Music of the Sea for Kids Hercules Engine Room Tour (every Saturday) 30 Beginning Chantey Singing 17 Donkey Steam Engine Demo 7 USS Pampanito Tour Maritime Story Time Workshop 18 Animals of Hyde Street Pier 11 Costumed Living History On The Critters at Sea Crafts For Kids USS Pampanito Tour Pier Chantey Sing Heroines at Sea 20 Birds of the Bay Music of the Sea for Kids 3 Historic Waterfront Walking Tour 22-26 National Park Week: Fee Free All Chinese Cannery Workers (every Sunday) APRIL Week 14 Lecture in the Library Hercules Engine Room Tour 27 Crafts For Kids 15 Donkey Steam Engine Demo 5 USS Pampanito Tour 1 Guided Tour of Balclutha (daily) 18 Chinese Cannery Workers 7 Animals of Hyde Street Pier 2 USS Pampanito Tour MAY 23 USS Pampanito Tour 8 Animals of Hyde Street Pier 3 Animals of Hyde Street Pier 25 Crafts For Kids 1 Guided Tour of Balclutha (daily) 9 Birds of The Bay 5 Animals of Hyde Street Pier 29,30,31 Animals of Hyde Street Pier Animals of Hyde Street Pier Costumed Living History On The 6 Historic Waterfront Walking Tour 2 Animals of Hyde Street Pier Pier (every Saturday)
By Kristal Ip, Here are two more pictures of Trevithick’s inventions, a steam locomotive and a steam Page For Kids Park Guide carriage. The wonderful world of steam Fill a tea kettle with water, place it on a hot stove, and after a few minutes, what do you hear? Steam power was really important for maritime uses! Look around Hyde If you guessed whistle, or made the sound “eeeeee!” you would be right! Street Pier and find the three ships that used steam power. What were they used for? Which ship is the biggest and how did it move? What’s going on here? Well, the water in the kettle boils and creates steam (AKA the gaseous state of water), which then pushes up the little cover Steam is also very useful in our daily lives. Unscramble these words to find out over the spout and causes that whistling sound. The ability of steam to how! power machines was one of the most important seeds that started the Industrial Revolution over 300 years ago and changed civilization. OKOC ______your vegetables! ANLEC ______your carpets! Imagine that the spout cover on your tea kettle is instead a rod. Imagine ROIN ______your clothes! that when your water boils, the steam that rises pushes on that rod and Relax with a steam ATBH ______! Come by the shipwright shop, you might see someone GENNDBI ______wood! makes it move up. This is how you can begin to understand how steam can make a machine move. Try the STEAMY Trevithick’s high- word search pressure engine and boiler, 1803.
Here is an illustration showing a steam engine designed by Richard Trevith- ick, who was a successful British inventor and engineer.
The round brick structure on the left is where water was heated and boiled, probably by a coal or wood fire. The dome on the top is where steam col- lected. As the steam built up, it got pushed to the right, where it drove the parts of the machine.
4 Maritime News EXPERIENCE YOUR AMERICA