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SECTION l-DOCUMENTARY, 16mm. FILMS
(c) INDUSTRIAL
519 Tree Stump and Quarry Blasting 2 Reels
(Bj' courtesy of Imperial Chemical Industries) After showing the process of manufacture of Nobel Black Blasting Powder, the film demonstrates its efficiency and economy in clearing tree stumps and in obtaining new quarry material.
520 Gunning without Game 2 Reels
(By courtesy of Imperial Chemical Industries) This film demonstrates the use of the "clay pigeon," the artificial bird that brings shooting within reach of all.
521 Tool Steel Manufacture 1 Reel
(By courtesy of Messrs. Edgar Allen & Co. Ltd.) Shows the modern methods of making the finest, hardest and best wearing steels that conditions demand, including electrical forging and the crucible process, and the Tropenas converter.
522 The "H.F." Car Tester 1 Reel
(By courtesy of Heenan & Froude Ltd. Worcester) Demonstrates a machine which enables cars to be tested for brake efficiency and power output, and adjusted as desired, all in ten minutes.
523 Sentinel Cammell Rail Cars 2 Reels
(B}' courtesy of the Sentinel Waggon Works Ltd.) One of the greatest problems before the railways is light duty traffic. This him demonstrates the efficiency of the Sentinel Cammell railcar in dealing with this in its various forms.
524 The Weigh of the World 1 Reel
(By courtesy of Messrs. Avery's Ltd., London) A film giving an historical survey of weighing devices, and of new machines designed for all kinds of purposes by a firm famous the world over. Includes views of a hydraulic steel tester that will measure a strain up to 1,200 tons in action.
527 Boot and Shoe Making at Northampton 1 Reel
(By courtesy of the True-Form Boot Co.) After a brief historical review, this film shows
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