This is a vintage movie still, a real black-and-white photograph (not a halftone) on heavy photo paper. Caption reads:
David L. Loew presents THE MARX BROTHERS in "A NIGHT IN CASABLANCA" - (Groucho) (Harpo) (Chico) - directed by Archie Mayo, Copyright 1946 United Artists Corp. This photo is numbered L.M.X.-16 and condition is very good, slight wrinkling and discoloration around border areas. Size is 8" x 10".