Higinbotham, W. A., to Dr. John A. Simpson, Atomic Scientists of Chicago, Inc., re Federation [cc], 10/2/1946

Higinbotham, W. A., to Dr. John A. Simpson, Atomic Scientists of Chicago, Inc., re Federation [cc], 10/2/1946, Box: 2, Folder: 60. Robert R. Wilson papers, 14-22-3093. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/223294 Accessed December 24, 2025.