Public domain
Washington, D.C. Preparing an advisory forecast at the U.S. Weather Bureau. Preparing an auxiliary weather map which reveals upper atmospheric conditions
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineWashington, D.C. Preparing an advisory forecast at the U.S. Weather Bureau. Preparing an auxiliary weather map which reveals upper atmospheric conditions. 1943-01-01. Bubley, Esther. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.