This file contains correspondence with J.D. Figgins regarding the bison habitat group, background study paintings, foreground material gathering in Colorado, and correspondence with John Rowley.

This file contains correspondence with Leslie Simson and includes a list of African background paintings with notes by Simson, planning for the Hall of African Mammals, and a list of taxidermy specimens.

This file contains correspondence with Maurice A. Machris regarding the elephant habitat group and expedition to Africa, Louis Paul Jonas Studios, and includes Machris Safari Club publications.

This file contains correspondence with head of the Habitats Division, Melville N. Lincoln, regarding lighting in the habitat groups, the use of paint on glass to reduce shadows, mammal skeleton collections, and a sketch of the layout of the mezzanine level.

This file contains correspondence regarding Mel Lincoln's health and the opening of the elephant waterhole group.

This file contains correspondence with Mel Lincoln regarding the elephant waterhole group, the bison group, and includes an exchange with Duncan Spencer, background artist.

This file contains correspondence with Monroe Kulberg regarding criticism against the Museum for killing animals used in habitat groups.

This file contains correspondence with W.C. Henderson regarding planning for the North American Mammal Hall groups, an expedition to Alaska, and collection of brown bear specimens as well as scientific permits for the collection of specimens.

This series contains oversized and wood-mounted photographs, label copy, plaques, and exhibition catalogs. It includes an advertisement poster or a Disney art exhibition and oversize photos of the Machris Brazil expedition.

This file contains work orders, including work orders for the West Diorama Hall (formerly known as the Exotic Mammal Hall).