This collection is made up of 121 negatives of various sizes. The photograph locations encompass sites in San Diego, California and Baja California, Mexico. The San Diego locations are as follows: the Mesa Grande and Pala Indian Reservations, Warner Springs, Laguna Mountains, Pine Valley, Jacumba, Escondido, Oceanside, Imperial County, Balboa Park, and Anza-Borrego Desert State Park. The locations in Baja California include: El Rosario, Jatay, Laguna Salada, San Felipe, San Quintín, Santo Domingo, Santo Tomás, Sierra San Felipe, Sierra San Juarez, and Sierra San Pedro. The photographs are taken by eight different photographers including: Clinton G. Abbott, Edward H. Davis, Guy L. Fleming, Mrs. Marjorie Lee Guest, Laurence Markham Huey, F. W. Kelsey, W. S. Wright, and R. E. Vandruff.

Clinton G. Abbott (1881-1946) was the director of the San Diego Natural History Museum from 1922 until his death.Abbott was born to American parents in Liverpool, England. His early years were spent at schools in both North American and England. Abbott graduated from Columbia University in 1903, and developed a strong background in natural history and ornithology while briefly at Cornell for graduate work. Aboot's work, "The Home Life of the Osprey" was published in 1911, and by that time he had become well-known naturalist in the United States. Abbott joined what was theen known as the San Diego Society of Natural History in the 1920's as an educational assistant, and soon after became director, after the previous director, Howard Cleaves, left his position.

0.25 Linear feet (One clamshell box)