This file contains correspondence with the Arizona Studio of Taxidermy regarding the mounting of mountain lion kittens, the mountain lion habitat group. Due to budget issues, Director William Bryan utilized personal funds to pay for the mounting of three mountain lion skins.

This file contains correspondence related to Nelson sheep, bear, mule deer, beaver, mountain lion, and fish habitat groups and includes scientific permits for the collection of specimens.

This file contains corresopndence with James C. Bruce regarding the collection of mountain lion specimens, the creation of the mountain lion habitat group, and a group of live mountain lion kittens sent to the museum.