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D.H. Fry Jr. in the laboratory of the California Dept. of Fish and Game's research ship, the N.B. Scofield, Los Angeles, May 23, 1940

D.H. Fry Jr. in the laboratory of the California Dept. of Fish and Game's research ship, the N.B. Scofield, Los Angeles, May 23, 1940

Veterinarians examine a chicken at the Poultry Pathology Laboratory, Los Angeles, 1935