Chapman, Wendell and Lucie. LORDS OF THE ROCKIES. Photographing Big Game Animals in Their Primeval Surroundings, from Arizona to Canada, Brings Adventure to Two Wilderness Wanderers [drop title]. With Illustrations from Photographs by the Author. Super roy. 8vo; pp. 87-120; 24 coloured plates, 14 illustrations; extracted from the National Geographic Magazine; plain wrappers. [Washington; National Geographic Society; July 1939].