President F. Trubee Davison, Prince Chichibu, brother of the Emperor of Japan, Clyde Fisher, Head of the Hayden Planetarium and Roy Chapman Andrews, Director of the Hayden Planetarium, Hayden Planetar 

Museum President Frederick Trubee Davison seated at his desk in his office, 1937 

Model of Baluchitherium with Dr. William K. Gregory and others 

Dr. Andrews and Dr. Granger with children under Baluchitherium head, Columbia School of the Air broadcast, Hall of Mongolian Vertebrates, October 20, 1938 

President and F. Trubee Davison viewing African elephant, 5th Floor Preparation, 1935 

Dr. Andrews and Dr. Granger with children at microphones, Columbia School of the Air broadcast, Hall of Mongolian Vertebrates, October 20, 1938 

Auditorium decorated for inauguration of F. Trubee Davison as president of the American Museum of Natural History, January 10, 1933 

Dr. Roy Chapman Andrews and Dr. Walter Granger at microphone for CBS radio program 

Detail of the Gorilla group, Akeley Hall of African Mammals, 1936 

Charles Chapman painting background for Mountain Lion Group, Hall of North American Mammals, 1941 

Dr. Roy Chapman Andrews at the entrance to Akeley Memorial Hall of African Mammals, July 6, 1938 

Model of the Jaguar Group, depicting Sonora, Mexico 

Class of children studying the Alpine Bird Group, Hall of Birds of the World, 1936 

Detail of the Gorilla Group, Akeley Hall of African Mammals, 1936 

The steel framework of the Planetarium, 1936 

Girl studying the Alpine Bird Group, Hall of Birds of the World, 1936 

Giant Panda Group, North Asiatic Hall, 1939 

Models illustrating the Races of Man, Anthropology Hall, 1936 

Children with museum instructor studying the Alpine Bird Group, Hall of Birds of the World, 1936 

Boys' class, Roosevelt Memorial Hall, 1936