R. W. Mulligan - Letter to Gordon Zahn - The omission of his name from the committee was unknown (assumption) since he never attended any of the previous committee meetings., 1961 February 24, CZHN 6/09160, Box: CZHN 6. Gordon Zahn Papers, ZHN. University of Notre Dame Archives. https://archivesspace.library.nd.edu/repositories/2/archival_objects/1672833 Accessed November 22, 2024.