Catalogue of birds in the exhibition collection at the American Museum of Natural History. Entries for each bird include museum number, original number, name, sex and age, date, locality, name of collector, name of donor, dimensions, and remarks. The catalogue spans two volumes and was originally begun by Edgar A. Mearns during the period 1883-1884. Information in the volumes spans 1812-1994.

Files on temporary exhibits, bird halls, bird department specimens in other halls, budgets, documents pertaining to construction and display, meeting notes, and photographs.

B/W photographs, copies of copperplate bird images, paper rolls with drawings, "Plates from Audubon birds of America" exhibition display poster.