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Acquiring information from scientist. United States Department of Agriculture (USDA). Washington, D.C.
Public domain

Acquiring information from scientist. United States Department of Agriculture (USDA). Washington, D.C.

Rothstein, Arthur · 1937-01-01 · photo, print, drawing

From the collection of Library of Congress. Free to download, adapt and use — no permission needed.

Subjects
district of columbiawashington (d.c.)united statesnitrate negativesusda
Credit lineAcquiring information from scientist. United States Department of Agriculture (USDA). Washington, D.C.. 1937-01-01. Rothstein, Arthur. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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