Lot 32475 – 1924 Paris Olympics photographic essays in brown (3)

1924 Paris Olympics photographic essays in brown (3), stamp size with hand-cut perfs affixed to an envelope, all similar to the issued designs of the 25c, 10c and 50c, endorsed at top “Epreuve photographique” and signed E. Becker, one of only two known groups of these essays (the other in blue)