Manning, Warren H.: "Suggestions for Tunnel and Elevators at Cornell," Oct. 31, 1930 (blueprint), Oct. 31, 1930

Manning, Warren H.: "Suggestions for Tunnel and Elevators at Cornell," Oct. 31, 1930 (blueprint), Oct. 31, 1930, Box: 1. Warren H. Manning landscape architecture blueprints and drawings, 43-2-1657. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/119715 Accessed October 31, 2025.