Five dogs (Buck, Toto, Prince, Mr. Binkie and Musty) pose with their trainer Carl Spitz outside of his bus circa 1939.
Ludwig Photo
Part of the Bison Archive photographs collected by Marc Wanamaker in the Margaret Herrick Library, Academy of Motion Picture Arts and Sciences: <a rel="nofollow" class="external autonumber" href="https://home2hollywood.files.wordpress.com/2021/05/buck_toto_prince_mrbinkie_and_musty_pose-with-carl-spitz_1939.jpg">[1]</a>