Newton's lantern slide catalogue: section 7 -- Industries and Manufactures (circa 1920)

43, Museum btreet, London, W.L.l. 831 WO HOW THE COIN OF THE REALM IS MADE. A fine Series of direct Photographic Slides of The Royal Mint, from Negatives made by Special Permission, showing the various processes of manufacture and testing. Descriptive Lecture for Slides Nos. 1-30, price 2s. (This Reading also contains the Lecture on “ The British Coinage.”) 1 The Entrance Gates of the Royal Mint 5 ,, Front Elevation 3 „ Reception of Silver Ingots at the Principal Doorway 4 „ Weighing and Checking the Ingots 6 „ Storage of the Ingots in the Strong Room 6 „ Assay. Furnaces 7 „ Chemical Laboratory (Assay department) 8 ,, Chemical Laboratory (another view) 9 Silver Melting House 10 Gold „ „ 11 Casting Silver Bars 12 Rolling Silver Bars into Fillets 13 The Drag Bench 14- Weighing the Fillets 15 Annealing Silver Fillets 16 Cutting Blanks from the Fillets Plain Slides, 2t. 3d. each. 17 Annealing the Blanks 18 Washing the Blanks 19 Drying and Polishing the Blanks THE PREPARATION OF THE DIE. 20 Making the Die from the Matrix 21 The Die Turnery 22 Hardening the Die 23 The Finished Die, showing Matrix, Punch and Segmental Collar STAMPING AND FINISHING. 24 The Coining Press Room 25 „ Ringer 26 „ Mangle (examining the face of the Finished Coin, 27 „ Automatic Weighing Machines 28 „ Counting Machine 29 The Medal Room 30 „ Museum NEW MACHINERY. 31 The Rolling Room. New Electrical Rollers [ o r Making the Fillets. 32 The New Electrical Rollers for Finishing the Fillets prior to Cutting the Blanks. 33 The New Electrical System for Washing the Blanks prior to Coinage. 34 The New Annealing Machine for Sovereigns and Half- sovereigns (now heated by gas). 35 The New Cutting Room. Cut- ting Blanks from Fillets by Electricity. CY ANCIENT COINS, ETC. (“ Knowledge ” Series) Plain Slides. 2 s . 1 Greek Coins, 28 specimens, (June. 1895) 2 Roman Coins, 82 specimens, (Nov., 1896) 8 Italian Renaissance Medals, 11 specimens (January, 1896) 4 British and English Coins, 43 specimens (May, 1896) 5 English, Soottish, and Irish Coins, 25 speci- mens (August, 1896) 6 English und Irish CoinB, 22 specimens (Octo- ber, 1896) 7 English Medals, a.d. 1660 (April, 1897) 8 English Coins, a.d. 1660 (August, 1897) 9 ZodisoalC linage of the Emperor Jahangir (July 1899) 10 The Colours of Cowries (Deoember, 1898) For other Greek Coins, see *' History,” Section 6 of this Catalogue. BIG BREAD MAKING BY MACHINERY. By kind permission of Messrs. Joseph Baker Sons & Perkins. Beautifully Painted Slides, 7s. 6d. each. Plain Slides, 2s. each. Typewritten Lecture Notes, 2s., or can be loaned with the Slides. 1 Flour blending, etc., with divisions for different flour. 2 Blender Elevator Flour Storage Hoppers and the tops of old-fashioned weighing machines. 3 Flour and. Water weighing machine, above. Kneader in an American Bakery. 4 Vienna Kneader with Sifter above. 5 Universal Kneaders in an Army Base Bakery in France. 6 An American dough room with first Prover in the background. 7 Dough room of an Army base Bakery in France. Boulogne. 8 Latest Pattern Baker. Perkin’s Rotary Division Box Divider with Rotary Spindle. Handing up machine delivering to first reprover. 9 2 Box Rotadibox. Divider delivering to Spindle. •10 Another view of 6 Box divider, hander and prover. Made at Peterboro and Willesden installed in an American Bakery. 11 Direct Driven Automatic Plant (Army Pattern) with Umbrella Moulder. 1 11 12 Prover and Spindle Moulding Machine for Small 2 Box plant. 13 Duplex Moulder specially designed for Cottage Bread prover above. 14 Tin bread Moulder and Automatic Tin. 15 Showing the tins after being filled, being passed on to the final prover. 16 Final Prover which is placed above the travelling oven. 17 The largest Bread Oven in the world. 18 Small Bakery W.T. Oven loaves being fed in by hand. 19 Small Bakery W.T. Oven loaves being fed in by hand. 20 Spiral ^ shoot and travelling bread conveyor delivering from travelling ovens. 21 Army Bread being delivered baked from T.O. No operator is required till bread reaches bread room below. 22 Small gas heated T.O. in 300 sack per week English Bakery. 23 Gas heated Metal Cased travelling oven. 24 Bread delivered automatically into Baker-Dean travelling cooler. 25 Showing fully cooled bread automatically de- livered to belt conveyor after being cooled on the Baker-Dean. 26 At the wrapping machines. Return conveyor in foreground for convenience of men loading machines. 27 Bread wrapping machine.