THIS YEAR WE CLIMB TO VICTORY YOU CAN HELP YOUR TO ACHIEVE VICTORY we COUNTRY and yourself at the must be efficient-to be efficient same time if you do your best, we must be trained. but you are not doing your best If it is your desire to make progress and establish if you waste time. yourself in a good career, write to us for free particulars on any subject which interests you, or if your career is undecided, write and tell us of By becoming efficient in your vocation you can your likes and dislikes, and we will give you give the best service to your country and to practicaladvice astothepossibilitiesofa yourself.The more you increase your earning vocation and how to succeed in it.You will be power the better itis for the country and for under no obligation whatever.It is our pleasure yourself personally. to help. We never take students for courses unless we feel satisfied they are suitable.Do War or no war, earning power always brings its not forget that success is not the prerogative of possessor to the front.It is no use waiting for the brilliant.Our experience of over thirty better times.The ideal opportunity never ar- years proves thatthe rives.We have to make the best of existing will to succeed achieves conditions.Therefore, delayisuseless :itis more than outstanding worse, it is harmful. brilliancy. Attatt-- EARNING POWER IS A SOUND INVESTMENT DO ANY OF THESE SUBJECTS INTEREST YOU ? Accountancy Examinations Draughtsmanship. All branches Production Engineering Advertising and Sales Management Engineering.All branches. subletis Pumps and Pumping Machinert Agriculture and examinations Radio Communication A.M.I. Fire E. Examinations General Education Radio Service Engineering Applied Mechanics G.P.O. Eng. Dept. Road Making and Maintenance Army Certificates Heating and Ventilating Salesmanship, I.S.M.A. Auctioneers and Estate Agents Industrial Chemistry Sanitation Aviation Engineering Institute of Housing School Attendance °Meer Aviation Wireless Insurance Secretarial Exams. Banking Journalism Sheet Metal Work Blue Prints Languages Shipbu ilding Boilers Mathematics Shorthand (Pitman's) Book-keeping.Accountancy'and Matriculation Short -Story Writing Modern Business Methods Metallurgy Speaking in Public B.Sc. (Eng.) Mining. All subjects Structural Engineering Building, Architecture and Clerkof Mining, Electrical Engineering Surveying Works Motor Engineering Teachers of Handicrafts Builders' Quantities Motor Trade Telephony and Telegraphy Cambridge Senior SchoolCertificate Municipal and County Engineers Television Civil Engineering Naval Architecture Transport Inst. Exams. Civil Service Novel Writing Viewers, Gaugers, Inspectors All Commercial Subjects Pattern Making Weights anti Measures Inspector Commercial Art Welding Common Prelim. E.J.E.B. Poiree, Special Course Wireless Telegraphy and Telephony Concrete and Structural Engineering Preceptors, College of Works Managers Press Tool Work If you do not see your own requirements above, write to us on any subject.Full particulars free. EVERY DEPARTMENT IS A COMPLETE COLLEGE: I STUDY AT HOME IN EVERY STUDENT IS A CLASS TOHIMSELF I YOUR SPARE TIME Nx.ymtsuniumigssill eJOURNALISM 0,c14,,,, Short Story, Novel and Play Writing CAN YOU CHANGE MY EXPRESSION? ?°5117Q1,;, There is money and pleasure in Journal- ism and ill Story Writing. No apprentice - IF SO, YOU MAY BE THE ARTIST THAT ,.a-... ,tAntio,Frirp,,EN,7.."-ni, hip, no pupilage, no examinations. no 7Sliiiii113:arEn itiiill @RM/ ii,iia F.,m;c..",-..!.,- outfitnecessary. Writingfornews- COMMERCE IS WAIT- papers,novels, or pictures is not a gift: ING FOR -' [.,Kurgriii-7,71iiii it is a science that can he acquired by Just tryitforyourself. --g.m lilt -'.A. diligent application and proper guidance. co<Trace or draw the outline It is the most fascinating way of making and then put in the features pastimeprofitable.Trained ability only There are hundreds of openings in connection with -.;,:r vie ,.-..-...is required; we dothetraininby post. Humorous Pasers, Advertisement Drawing, ..4,. Z.)4t.-N1-0-Let us tell you about it. Posters, Calendars, Catalogues, Textile Designs. DEPARTMENT OF LITERATURE 76 Book Illustrations, etc. THE MOST SUCCESSFUL AND MOST i"- tin per cent. of Commercial Art. Work is done by tROGRESSIVECOLLEGEIN THE WORLD .----=:" " Free Lance Artists," who do their work at IF YOU ATTEND TO THIS NOW, IT MAY MAKE A WONDERFUL DIFFERENCE TO YOUR FUTURE home and :tellit to the highest bidders.Many Commercial Artists draw " retaining fees " from various sources, others preferto work full-time COUPON CUT THIS OUT emptuymentor partnershiparrangement. We teach you not only how to drawwhat is wanted, To Dept. 76, THE BENNETT COLLEGE, LTD., SHEFFIELD but howto make buyerswant what you draw. Marty of our students who originally took up Please send me (free of charge) Commercial Art as a hobby have since turned Particulars of it intoa full-timepaying profession with studio Your private advice about and staff of assistant artists; there is no limit to (Cross outline which does not apply) the possibilities. Let us send full particulars for a FREE TRIA L and details of our course for your inspection.You willbe under no obligation PLEASE WRITE IN BLOCK LETTERS whatever. Name c,""--,-,e-e<ART DEPT. 76. Address CONDITIONSOF SALE AND SUPPLY.-This periodical is sold subject to the following conditions, namely, that it shall not, without the written consentthe of publishers histgiven, be lent, resold, hired out or otherwise disposed of byway of Trade except at the full retail price of 9d.; and that itshall not be lent,resold, 'Lived out or otherwisedisposed of in a mutilated condition or in any unauthorised cover by way of Trade; oraffixed to or as part ofany publicationor advertising literary or pictorialmatter whatsoever. April,1941 NEWNES PRACTICAL MECHANICS 241 AA'ke- ,144-eA.A- Assiol ENGINEERING WORKSHOP PRACTICE Recent developments in engineering workshop prac- tice have been so rapid that it has been found neces- sary to produce a new and revised edition. This new edition deals with the underlying principles, crafts- manship, machines, tools, measuring processes and machining methods of today, and it will prove indis- pensable to the engineer, draughtsman, mechanic, apprentice and engineering studentIts scope extends by using from simple hand tools and machines to the latest elaborate machines and methods employed for mass - AZOL ina production purposes. SOME OF THE SUBJECTS Files,Chisels, Scrapers, Shears, Punches, Burnishers, Hand Screw -cuttingTools,Spanners,Vices,VariousMeasuring methods. Verniers, Micrometers, Gauges, Optical Devices, Fluted and TwistDrills,Grinding Angles,DrillingData, TANK Small and Large Drilling Machines, Electric Drills, Practical Your camera need not be idle during the Lathework inallitsbranches. Machining of Metals and coming months. There are plenty of good Synthetic Materials. subjects "ready to hand", simply demand- Tungsten -carbide and Diamond Tools. SpecialOffer ing to be taken. You can be confident that Lapping,Honing,Cleaning,Polishingand Rust -protection 1/7 P.O. Iohnsons will send you a goodnegativeswillresultifyouuse ofvariousmetals. GrindingOperationsandMachines, For a Johnsons Tanks and Chemicals. Free book- trial setof Chemicals, including :1 -oz. Milling Operations, Cutters and Machines.Planing, Shaping, bottle of AZOL, to develop eight spools let telling all about Home Photography will Slotting and Broaching Operations. Special Machines for 21 x 31 ;4 -oz tin ACID -FIXING, making readily be sent on application to Dept. 41 30-60 oz.solution ;onepacket M. -Q. Johnsons Adjustable Tank takes five Production Purposes.Plate and Bar Machines. Gears and DEVELOPER, enoughfor 36 gaslight popular film sizes ... 17/6 GearcuttingMethods. Templates,JigsandFixtures. prints.Address Dept. 41. Time and Temperature Calculator 1/6 OverhaulingandAdjustingMachines,MillwrightWork. JOHNSON &SONS, ManufacturingChemists, LIMITED. HENDON, N.W.4. Welding,BrazingandSolderingMetals. Forging Work. Sheet Metal- Work.Foundry Work.Patternmaking Practice. PressWork. EngineeringSteeland other Metals;their Properties,Testing, Hardening, Tempering and Annealing THE " FLUXITE QUINS" AT WORK Engineers' Drawings. Workshop Calculations,Data, Hints and Recipes.British and Foreign Screw -thread Tables. Young 00 in the dead of THE ILLUSTRATIONS the night The hookislavishlyillustrated so thatthe explanations Heard noises below-lit are rendered very clear with examples taken up from actual a light. works practicein many instances.There are 24full -page "Hands up! " cried she, plates and 1194 line and photographic illustrations in the text. Cried 01 "Not me! ENGINEERING POCKET BOOK It's a bust-double up! In order to make the work even more comprehensive we -get FLUXITE!!" have brought out a pocket book, which is supplied free to all purchasers.It contains many useful tables of Screw Threads, Tapers, Angles, Drill Speeds and Sizes, etc. See that FLUXITE is always ay you --inhe house-garage-workshop - wherever speedy soldering is reeded. Used for 30 years in Government works and by leading engineers and manufacturers. Of ironmongers --in tins, 4d., 8d., 1 4 and 2'8. Ask to see the FLUXITE SMALL SPACE SOLDERING SET A FREE BOOKLET -complete but substantial-complete with full instructions, 8 7.Write for Free Book on the ART OF " SOFT " SOLDERING and ask for Leaflet en To the Caxton Publishing Co., Ltd., CASE -HARDENING STEEL and TEMPERING TOOLS with FLUXITE. 119 Clun House, Surrey Street, TO CYCLISTS !Your wheels will NOT keep round