Public domain
Hatchery Tribune. Standing, left to right: H.W. Marston, Office of Experiment Station; Dr. J.W.T. Duval, Commodity Exchange Adm.; E.G. Moore; Dr. H.C. McPhee; Roy C. Potts and Dr. Moskey. Seated, left to right: Mr. Beverly Winton, Bureau of Animal Industry; Dr. J.R. Mohler, Chief of Bu. of Animal In
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Credit lineHatchery Tribune. Standing, left to right: H.W. Marston, Office of Experiment Station; Dr. J.W.T. Duval, Commodity Exchange Adm.; E.G. Moore; Dr. H.C. McPhee; Roy C. Potts and Dr. Moskey. Seated, left. 1937-01-01. Harris & Ewing. Harris & Ewing Collection, Library of Congress. Public domain.
