Public domain
Albert Einstein with wife Elsa; State, War, and Navy building in background. Washington, D.C.
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineAlbert Einstein with wife Elsa; State, War, and Navy building in background. Washington, D.C.. 1921-01-01. Harris & Ewing. Harris & Ewing Collection, Library of Congress. Public domain.
