Willard Clapp Project, done in the office of Warren Manning (correspondence in folder in Box 3 Folder 20): 9 blueprints (2 folded) and 2 pencil drawings on white paper, 1923

Willard Clapp Project, done in the office of Warren Manning (correspondence in folder in Box 3 Folder 20): 9 blueprints (2 folded) and 2 pencil drawings on white paper, 1923, mapcase folder: 1. Helen Bullard papers, 6501. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/519808 Accessed December 26, 2025.