Papers consist largely of Allen's professional correspondence and his work in the field of ornithology.

Minutes, correspondence, financial records, clippings, photographs, and printed material concerning the Cayuga Bird Club. Includes the club's constitution (ca. 1913) and papers of incorporation (1914); Arthur Allen's article "Cayuga Bird Club"; and correspondence of Louis Agassiz Fuertes, the club's first president, including letters to him from Jared T. Newman concerning Renwick Woodland improvement.

Frederick G. Marcham's correspondence file for publication of his book LOUIS AGASSIZ FUERTES AND THE SINGULAR BEAUTY OF BIRDS; a negative of a Fuertes photograph, ca.1900-1910; Ektachrome transparencies used in the book; negatives and slides; galley proofs; other material related to the book; and book reviews.

Photocopies of published drawings by Louis Agassiz Fuertes, compiled as part of a project to provide improved control and access to Fuertes' paintings and drawings in the Department of Manuscripts and University Archives.

Exhibit broadsides, postcards, note paper, reviews, and clippings concerning the 1980 Cornell University Library exhibit "Growth of an Artist: Louis Agassiz Fuertes," and the 1983 Academy of Natural Sciences of Philadelphia exhibit, "Celebration of Birds: Louis Agassiz Fuertes and His Art."

Correspondence concerning activities at the Museum of Comparative Zoology at Harvard University, as well as field notes, reports, and biographical information about Griscom.