© Warner Bros. Pictures, Inc.; 29Mar41; LP10356.
KNOW YOUR BIRDS. Joseph Heidenkamp, Jr., c1941. 1 reel.
© Joseph Heidenkamp, Jr.; 18Jan41; MP10859.
KNOW YOUR BIRDS. Joseph Heidenkamp, Jr., c1941. 1 reel.
© Joseph Heidenkamp, Jr.; 1May41; MP11115.
KNOW YOUR BLIND. Presented by the Lions' Club of Jamestown, N. Y. 350 ft., si., color, 16mm.
© W. Earnest Tiffany; title, descr., & 4 prints, 8Aug45; MU16191.
KNOW YOUR LIBRARY. Coronet, c1946. 1 reel, sd., b&w, 16mm.
Appl. author: Alice Lohrer.
© Coronet Instructional Films, a division of Esquire, Inc.; 27Jun46; MP2013.