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Civilian defense. A police emergency worker shows how Warsop asoline rockbreaker works. The two-cycled engine delivers 2300 blows per minute, and can be used to break through walls to release trapped persons. The demonstration was at the civilian defense show at Madison Square Garden, New York
Content Provider | Library of Congress - Photographs |
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Spatial Coverage | New York (State)--New York |
File Format | JPG / JPEG |
Language | English |
Part of Series | Farm Security Administration/Office of War Information Black-and-White Negatives American Memory |
Requires | HTML5 supported browser |
Access Restriction | Open |
Subject Domain (in LCSH) | United States--New York (State)--New York. |
Content Type | Image |
Resource Type | Photograph |