Includes issues of "Hangar Flying," the newsletter of the Cornell Pilots' Club, 1948-1949; correspondence and diary excerpts concerning the pilots' club, including copies of notes by Janet Armstrong Hamber, 1948; scrapbook, 1947-1949; roster, 1948-1949; excerpts from the logbook of Sabra Baker, 1947-1949, and her letters to her parents, 1947-1949; and other material concerning the Cornell Flying Club.

Letters written to friends and family about classes, social life, and other experiences at Cornell University; Nature Notebook, Spring 1951; Conservation 9 Notes from a class given by Arthur A. Allen, Spring 1951; and printed Ornithology Laboratory Notebook, by Allen, annotated by Janet Hamber.