GAUMONT BRITISH NEWSREEL (REUTERS) To license this film, visit Engineering and Marine Exhibition in London demonstrates all types of models and full-scale machinery, and a frogman swims in a tank before a crowd Full Description: ENGLAND: London: Olympia: INT/EXT ENGINEERING Engineering and Marine exhibition held at Olympia held and opened by Mr Chuter Ede EXHIBITIONS Engineering and Marine Exhibition held at Olympic opened by Mr Chuter Ede FROG-MEN Frogman giving demonstration in glass tank in Engineering and Marine exhibition at the Olympia Ships and Boats postwar, peacetime, Home Secretary, trade show, demonstration, fair Background: Engineering and Marine Exhibition in London demonstrates all types of models and full-scale machinery, and a frogman swims in a tank before a crowd FILM ID: VLVABYXWNV4TKBUWF4QQ5WPHHLVV7 To license this film, visit
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