Teacher's Leaflets; The College of Agriculture, Cornell University, What is Nature-Study? by L.H. Bailey

Teacher's Leaflets; The College of Agriculture, Cornell University, What is Nature-Study? by L.H. Bailey, Box: 4. Publius Virgilius Rogers papers, 821. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/336753 Accessed January 18, 2026.