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Photograph

George Trayer with Plywood Panel

Date: 06 23 1933
Description: U.S. Forest Products engineer, George W. Trayer, in the laboratory with a plywood panel, newly developed to provide strength and durability in construction...
Photograph

Moisture Controller

Date: 12 20 1943
Description: Research engineer A.B. Welty stands next to the moisture controlling device at International Harvester Company's farm machinery engineering department. The...
Photograph

Research Engineer Carl Mott

Date: 1944
Description: The original photograph caption reads: "Carl Mott, research engineer in International Harvester Company's farm engineering machinery department in Chicago,...
Photograph

O'Konski and Obey

Date: 08 10 1974
Description: Wisconsin congressmen David Obey (left) and former congressman Alvin O'Konski breaking ground for a United States Forest Services genetics lab. After the c...
Photograph

One Million Volt X-Ray Machine

Date: 1960
Description: A group of men are standing underneath the X-ray machine which is suspended from the ceiling. Caption reads: "One Million Volt X-Ray Machine at Manufacturi...

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