Arthur Pack's field notes from an expedition with William Finley in Arizona and New Mexico, April 6-May 15, 1929. Activities described include documenting mountain lion hunting as well as a trip into the Grand Canyon.
Manuscript in which William L. Finley and Edgar F. Averill are searching for mountain lions. The document goes into detail about an additional companion by the name of Miller and his dogs. The dogs were key in aiding to find mountain lions.
Newspaper clipping discussing Arthur Pack and William Finley's trip to the White Mountains in Arizona to photograph mountain lions. An advertisement for the "Camera hunting on the continental divide" lecture is included.