String-Figures From the Patamana Indians of British Guiana; Volume 12262 pages10 hours of readingTrack
Notes on the Distribution and Bibliography of North American Bees of the Families, Apidae, Meliponidae, Bombidae, Euglossidae, and Anthophoridae160 pages6 hours of readingTrack
Field Book of Insects, With Special Reference to Those of Northeastern United States, Aiming to Answer Common Questions578 pages21 hours of readingTrack
