This collection includes two manuscripts: “The Song of the Wood Thrush”, typewritten and including corrections in pen and pencil, and three copies of “The Song of the Meadow Lark”-one handwritten, two typewritten. Additionally, there is a postcard from Cobb to his wife, Mary B Cobb, regarding one of the songs described in the manuscripts.

This collection is a typewritten manuscript written for Biology 22 at Harvard University by Dorothy Bliss, entitled "The Mechanics of Bird Flight: A Report Based on a Seminar Presented on October 14, 1947". The manuscript summarizes a lecture on bird flight mechanics, including hand-drawn diagrams in the last pages. Corrections and edits in pen are present, possibly from Bliss or Boston Society of Natural History staff member, although not certain.

This collection features a typewritten manuscript of "The Feeding and Related Behavior of Hummingbirds" and includes pencil and pen edits. It is written in a memoir format, discussing Bene's observations and research of hummingbirds. The original folder title included "ca. 1946" though this date could not be confirmed as a the date of the manuscript or acquisition year.