Public domain
Chinese technical experts leaving national Capitol. From left: H.W. Li, C.K. Lin, W.T. Chang, and N.F. Chang
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineChinese technical experts leaving national Capitol. From left: H.W. Li, C.K. Lin, W.T. Chang, and N.F. Chang. 1944-01-01. Tillery, Risdon. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.