The fonds consists of notes, correspondence, bird observation data, and the natural history journals of Dr. Allen. The fonds contains the following series:
-Dr. A.E. Allen Bird Observations
-Natural History Notes of A.E. Allen
-Dr. A.E. Allen Ephemera

The fonds consists of minutes, membership lists, newsletters, correspondence, a photograph and four negatives, bird census data, and other records associated with the activities of the club.