Public domain
Dr. J.C. Lewis, assistant chemist, conducts microbiological titration of vitamins in dehydrated vegetables. Regional agricultural research laboratory, Albany, California
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineDr. J.C. Lewis, assistant chemist, conducts microbiological titration of vitamins in dehydrated vegetables. Regional agricultural research laboratory, Albany, California. 1942-01-01. Lee, Russell. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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