Public domain
Parke, Davis and Company, manufacturing chemists, Detroit, Michigan. Final assembly and packaging of complete blood plasma units
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineParke, Davis and Company, manufacturing chemists, Detroit, Michigan. Final assembly and packaging of complete blood plasma units. 1943-01-01. Siegel, Arthur S.. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.