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How much wear will your carpet stand? Washington, D.C., March 19. A machine that produces the bending, slipping, twisting, and compression of the pile that takes place when a carpet is walked upon, has been developed by the National Bureau of Standards to test the durability of carpets. H.F. Schiefer, physicist at the Bureau, is shown in the photograph, 3/19/38
Summary
Public domain photograph of people in office, interior, the 1910s-1920s America, free to use, no copyright restrictions image - Picryl description
Tags
Date
1938
Contributors
Harris & Ewing, photographer
Location
Washington, District of Columbia, United States, 38.90719, -77.03687
Source
Library of Congress
Copyright info
No known restrictions on publication.
