Results for "United States. Office of Scientific Research and Development"
James Zetek and Watson Perrygo
- Date: February 6, 1952
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Watson Perrygo in Darien, Panama
- Date: 1946
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Charles O. Handley Holding a Computer Print-out
- Date: 1975
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
Roxie Laybourne Testing Materials from Aircraft Part
- Date: c. 1980s
- Creator: Unknown
- Creator: Unknown
W. M. Perrygo at Río Mensabé, Panama
- Date: March 26, 1948
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
W. M. Perrygo Examining Wood Test Stakes
- Date: 1946
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Roy Clarke Using a Microbalance
- Date: c. 1960-1962
- Creator: Unknown
- Creator: Unknown
G. Arthur Cooper
- Date: c. 1957
- Creator: Unknown
- Creator: Unknown
G. Arthur Cooper in Marathon, Texas
- Date: c. 1960
- Creator: Grant, Richard E
- Creator: Grant, Richard E
Watson M. Perrygo, Taxidermist & Field Collector, in Panama
- Date: February 28, 1951
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
G. Arthur Cooper and the "Scarlet Harlot"
- Date: 1973
- Creator: Unknown
- Creator: Unknown
G. Arthur Cooper and the "Emerald Queen"
- Date: 1961
- Creator: Unknown
- Creator: Unknown
