Title Genres Topics Date (Start) Date (End)
Thomas Stephens letter to Philip DuMont regarding preparing an article for publication, October 16, 1931 Correspondence Bird watching Ornithology--Study and teaching Copy editing 1931-10-16 N/A
Martin Grant letter to Philip DuMont regarding identification key, May 17, 1937 Correspondence Instructional materials Birds--Identification Ornithology--Study and teaching 1937-05-17 N/A