Submarine Escape Apparatus
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SUBMARINE ESCAPE APPARATUS PRINCIPAL CONTENTS THE BEGINNING OF FLYING SIMPLE HYGROMETER STUDIES IN ELECTRICITY MAKING AN ELECTRIC HEATER HARDENING PLASTER CASTINGS LIGHT PUNCHING MACHINE FACTS ABOUT GENEVA STEEL PASSENGER HAULING MODEL LOCO.CYCLIST SECTION When / wantaCL/AIturn to TERRY'S (the 5,o people) I go to TERRY'S for all kinds of CLIPS-steel, bronze, stainless, etc. When I want a clip made to specification, Terry's Research Department is a big help in the matter of design (Terry's with 96 years' experience should know a thing or two !) 7.77:7737rrrr, Nos. 8o and Si come from 1" to z" from stock. No.300,anexcep- tionally good drawing board clip, costs 5/- a doz.(inc. p.t.)from stock. Want to know all about springs? Here is the most comprehensive text - book on springs in existence. No. 80 Post free to/6 No. 81 No. 300 Sole Makers:HERBERT TERRY & SONS, LTD., REDDITCH London Birmingham Manchester IIT4F October, 1951 NEWNES PRACTICAL MECHANICS 1 A COMPLETE TRAIN SET FOR YOUR BOY The Prince Charles train set is not just a toy, but a real " live" scale model that will give years of joy to its owner. Areal " live " BASSETT-LOWKE train set. The finest model train ever offered (clockwork or electric). A layout of track, an engine and its wagons or coaches bought now at a moderate cost, grows in time by the addition of " extras " into an enthralling miniature railway system that never loses its fascination. .. Acompleteclockworkset,inc. PurchaseTax. A modern style of station exactly in scale with Bassett- Price£7.17.6 Lowke stock No. 1005/0. Length, 341in.; width, 51 in. ; height,51in.Price, 881-. Acomplete electric set,incl. Purchase Tax. Price £20.12.6 The most comprehensive Gauge 0 Catalogue yet Published STATION STAFF, includes (Ready for connecting toA.C.House Mains.) Guard,PlatformMaster, Writenow(orBassett-LowkeGauge'O'Railway 2 Porters, 1 Luggage Barrow Complete sets delivered, post paid, to any address Catalogue (ref. GO/12) Price 1,'-, which contains details and Spiecesof luggage. of a host of accessories for use with these train sets. Price, the set, 318. in the United Kingdom. BASSETT-LOWKE LTD. London : NORTHAMPTON Manchester : 112, High Holborn, W.C. 28, Corporation Street. Order nowfor immediatede- DO YOUGETTHRILLING SNAPSHOTS ? THIS BOOK livery. Every WILL SHOW YOU HOW tool full size and fully guaranteed. NEW HOME PHOTOGRAPHY Brick Scutch Ham- mers,8/6 ; Stick Even if you only possess a box Choppers, 3/-; 10in.Broad Brick camera this book will show Trowels, 9/6; 1 1 in. you howto turn out first-class BradesBrick Trowels, 15/9; 6in. photographs. Written by two GaugingTrowels, experts, a photographer and a 6/9 ;8in. Gauging Trowels, 8/3 ;7in.Gauging Trowels, 6/9 ; 5in.Pointing Trowels, 4/6 ;6in.Pointing Trowels, 14/9 ; 7in. scientist,theinformation is Pointing Trowels, 5/3 ;Lath Hatchets, 9/6 ;11in. x 4iin. Plasterers impartedina way you can Trowels, 11/6 ;kin.Conduit RingSaws, 7/6 ;tin. Capacity Enclosed Gear Breast Drills, 37/6 ;10in. Paper Hangers Scissors, 11/9 ;12in. easily follow. There is nothing ditto, 12/6 ;54in. Footprint Wrenches, 3/- ;Sets of Cramp Heads, too stodgy or too technical for 9/ -set ;; 6in. Woodworkers Vices, 11/6 ;6in. Quick Grip Vices, 15/- ;7in. Record Quick Grip Vices, 43/- ;5ft. Light Tee Bar Cramps, the average camera user to 38/. ;6ft. Heavy Door Tee Bar Cramps, 59/- ;Top Action Floor Cramps, 66/- ;Unbreakable, 4in. Heavy Gee Cramps, 4ft. Heavy understand. Tee Bar Cramps, 19/6 ;7in. Combination Plyers, 4/9 ;6in. Insulated Nearly100pages, with 130 Combination Plyers, 6/-;7in.Insulated, 6/9 ;8in. Combination Plyers, 4/10 ;6in. Carpenters Pincers, 2/9;7in. ditto, 3/-;8in. ditto, illustrations, packed with practical and easy -to -follow hintsand 3/6 ;12in. Bevels. 7/9 ;10jin. Bevels, 7/3 ;9in. Footprint Wrenches, dodges. How to take good photographs both out ofdoorsand 5/3 ;5tin. Snipe Nose Plyers, 4/3 ;36in. Levels, 23/6 ;18in. Bushman Type Saws, 8/6 ;Plugging Chisels, 2/9 ;/in. Electric Drills, £13/7/6 ; by artificial light; hints on portraiture,film developing, contact fin. Electric Drills, £6/10/0;7in. Hand Grinders, 41/- ;American print making and enlarging are all explained. Get a copy as soon Hand Vices, 6/9 ;Expansive Bits for wood, tin. to3in. 19/6 ; " Yankee" Push Screwdrivers, 34/6 ;66ft. Steel Tapes, 55/9 ;50ft. as you can.It will bring a new pleasure to your hobby. Steel Tapes, 46/- ;4in. Engineers Squares, 5/- ;10in. Tenon Saws, 9/- ;12in. Tenon Saws, 9/9 ;Best Dovetail Saws, 8in., 17/6 ;}in. OBTAINABLE FROM ALL PHOTO- CapacityBreast Drills, 32/6 ;6ft. Two -Man Crosscut Saws, 31/6 ; One Pint Paraffin Blow -lamp, Swedish, 49/6 ;One Pint Paraffin PRICE GRAPHIC DEALERS OR SENT Blow -lamps, British 36/- ; Iron adjustable Rebate and Fillister Planes, POST FREE BY JOHNSONS OF 26/3 ;Genuine No. 45 Stanley Planes, £12/7/- ;7in. Electric Saws, HENDON AT THE PUBLISHED £32/10/- ;tin. Bench Drilling Machines, 62/6 ;18in. x 3in. Treadle 2/6 PRICE IF YOU MENTION OCT. Grindstones,f11/10/- ;Steel Roofing Squares, 24in. x 16in.,32/- ; " PRACTICAL MECHANICS." C.12 Ten Rivet Finishing Trowels, 25/6 ;C. 12B ditto, 27/6 ;Super Ratchet Braces, 15/9. Goods to the value of 50/- and over carriage paid, if your order is JOHNSONS OF HENDON LTD. under that amount send 2/- for postage -any excess will be refunded. ROSS and ALEXANDER (LONDON), LTD. 165-167, BISHOPSGATE, LONDON, 335, HENDON WAY, LONDON, N.W.4 Tel.:BlShopsgate 2220 2 NEWNES PRACTICAL MECHANICS Odober, 1951 Most sizesavailable- from stock! I.C.S. TRAINED MEN ed MICRO- arein Greater Demand DRILLS STRAIGHT FLUTE DRILLS. Awell -designed drill par- -Maximum production ticularly recommended for drilling brass. Range than Ever of sizes: .35 mm. (.0138") to 3.0 mm. (.11131") depends onhightechnicalskill,such asthatacquiredbyI.C.S.Students PIVOT DRILLS Widely used by watch FLAT DRILLS TENS OF TH OUSANDS MORE TRAINED and clockmaking Similar topivot drills MEN ARE URGENTLY NEEDED NOW tradesfordrilling but made in larger very small -BUT THERE IS NO WORTH -WHILE holes. sizes. Rangeof Range of sizes : sizes:.25 mm. .05 mm. (.002") PLACE FOR THE UNTRAINED (.0098") to 3.0 to.5 mm. Ambitious men everywhere have succeeded through (.0197") mm. (.1181") Home -Study Courses.So also can you. The man with an I.C.S. Training inany one of the subjects STANDARD SPIRAL listed below knowsitthoroughly,completely,practically. SINGLE SPIRAL And he knows how to applyitinhiseverydaywork. FLUTE DRILLS FLUTE DRILLS Ageneral purpose drill Motor Mechanic For drilling small Accountancy Draughtsmanship ofimproved flute Advertising Drawing Office PracticeMotor Vehicle Elec. holestoextremely Air and Vacuum Electrical Engineering Municipal Eng. design for easy ejec- Brakes ElectricPower,Light-Plastic tion of swarf. fine limits.Range Air -Conditioning ing, TransmissionPlumbing Range of sizes: .1 of sizes:.1 mm. Arable Farming Traction Production Eng. Eng. Shop Practice mm. (.0039") to (.0039") to3.0 Architecture Fire Engineering Quantity Surveying 3.0 mm. (.1181") Architectural Drawing Foremanship Radio Engineering mm. (.1181") Auditing Fuel Technology Radio Service Eng. Boiler Engineering Heating and VentilationRefrigeration Book-keeping Horticulture Sales Management Building Construction Hydraulic Engineering Salesmanship WRITE FOR STOCK LIST Building Specifications Illumination Eng. SanitaryandDomestic Business Training Industrial Management Engineering S. N. BRIDGES & CO. LTD. Business Management Lettering Sheet -Metal Work Carpentry and Joinery Machine Designing Short -Story Writing BridgesPlace, ParsonsGreen Lane. London,S.W.6. Chemical Engineering Machine -Tool Work Steam Engineering Chemistry, I. & 0. Maintenance Eng. Structural Steelwork Civil Engineering Marine Engineers Surveying Clerk of Works Mechanical Drawing Telegraph Engineering Coal Mining MechanicalEngineeringTelevision Technology Commercial Art Mine Surveying Welding, Gas and Elec. Concrete Engineering Mining Engineering Woodworking Drawing .113=110) Diesel Engines Motor Engineering Works Engineering Students intending to sit for the above examinations in Architec:ure, Quantities, Civil Eng., Mech. Eng., and others, should enrol NOW for preparatory Courses. Using a specially prepared Study Programme, the student studies in his spare time, at his own pace and, with time for revision, sits with full confidence of success. Courses are also available for most other Technical, Professional, Commercial, and Civil Service Exams. (I.C.S. Examination Students are coached until successfu..) GENEROUS DISCOUNT GRANTED TO ALL MEMBERS Oi H.M. FORCES. Ifyou needtechnicaltraining,ouradvice on anymatterconcerning your work and yourcareerisyoursforthe asking-free cnd without obligation.Let us send you our special free booklet on the subject in which you are specially interested.DON'T DELAY. Make ACTION your watchword. The successful man DOES to -day what the failure BecauseoftheirHigh The S. G. BROWN Type Sensitivitythe S. G. " K " Moving Coil Head- INTENDS doing to -morrow.Write to us TO -DAY BROWN Type " F" phones supply that High Use this Coupon (Featherweight) Head- Quality Reproduction so phonesare a popular essentialfor DX work, INTERNATIONAL CORRESPONDENCE SCHOOLS LTD choicebyallrequiring monitoring, laboratory Dept. 95, International Buildings, Kingsway, London, W.C.2. efficient,longandde- purposes, etc. Please send me the free booklet describing your Courses in pendable service. D.C. Resistance 4,000 ohms. D.C.Resistance47ohms. Impedance14,000 ohms at Impedance 52 ohms at Name Age 1,000 c.p.s. Weight 9 oz. 1,000 c.p.s. (USE BLOCK LETTERS) Address SEND FOR BROCHURE " P.M." ITGIVES DETAILS OFALL TYPES OF S.G. BROWN HEADPHONES. Addresses for Overseas Readers Australia ;140, Elizabeth Street, Sydney. Egypt :40, Sharia Abdel Khalek Sarwat Pasha, Cairo. - Eire :13, Anglesea'Street, Dublin, C.4. .9ArnAVAttriA India:Lakshmi Bldgs., Sir Pherozsha Mehta Rd., Fort, Bombay. - SHAKESPEARE STREET, WATFORD, HERTS. New Zealand 182, Wakefield Street, Wellington.' Telephone : Watford 7241 N. Ireland : 26, Howard Street, Belfast. ICS South Africa :45, Shortmorket Street, Cape Town.