Einstein-formal portrait-35 (cropped).jpg
Formal portrait of Albert Einstein taken in 1935 at Princeton. The photo was published a few times, the earliest one found was in a newspaper in 1955 (A.P. Wirephoto). None of the sources indicate any copyright or other details. The original uncropped photo is inscribed to the photographer. A copyright search found nothing related was renewed for the period required based on the earliest know publication date of 1955.
Sophie Delar, photographer; published in 1955 by "unknown press organization" per sourcePublic domain