Bold vintage signature and inscription, “To John/sincerely/Mario Adorf,” in blue fountain pen on a 6×4 white index card. Very fine condition.  A pencil notation on the reverse side indicates that this autograph was obtained in person in January 1964.  John Verzi collection.  The Swiss character actor, one of Europe’s most important, has appeared in close to 200 big-screen and television movies, working with directors such as Billy Wilder, John Frankenheimer, Claude Chabrol, Rainer Werner Fassbinder, and Volker Schloendorff.