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government

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africa

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celluloid

desert

desert warfare

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dust

emulsion

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The latest in eye shields--for desert warfare. A shortage of non-inflammable celluloid has prompted the Union of South Africa government to utilize old photographic negatives to make eye shields needed for use in desert warfare. The original images in the shield can be seen by turning the picture upside down. The emulsion is washed off the negatives to make the shields transparent. More than a million such shields have been produced to protect United Nations soldier's eyes from wind, sand and dust. Margaret Bucci of Washington, D.C., demonstrated the shield

The latest in eye shields--for desert warfare. A shortage of non-infla...

Public domain photograph of Washington DC, 1930s, free to use, no copyright restrictions image - Picryl description

Government discovers method to preserve film. Scratch resistance, film, particulary the emulsion side, may become damaged through scratching. D. Levinsky of the Bureau is using an instrument which tests the resitance of a film by measuring the width of a scratch produced by a diamond point under a given load. Another method is to put a piece of film in a bottle of sand, revolve the bottle a certain number of times, then measure the haxiness developed. Many commercial treatments designed to increase the hardness of the emulsion have been investigated, 7/8/38

Government discovers method to preserve film. Scratch resistance, film...

Public domain photograph of laboratory, scientist, free to use, no copyright restrictions image - Picryl description

The latest in eye shields--for desert warfare. A shortage of non-inflammable celluloid has prompted the Union of South Africa government to utilize old photographic negatives to make eye shields needed for use in desert warfare. The original images in the shield can be seen by turning the picture upside down. The emulsion is washed off the negatives to make the shields transparent. More than a million such shields have been produced to protect United Nations soldier's eyes from wind, sand and dust. Margaret Bucci of Washington, D.C., demonstrated the shield

The latest in eye shields--for desert warfare. A shortage of non-infla...

Public domain photograph of Washington DC, 1930s, free to use, no copyright restrictions image - Picryl description