Postcard insert to the 1931 Notre Dame football tickets application, featuring an architectural sketch of Notre Dame Stadium from a bird's eye point of view by the Osborn Engineering Company, tinted blue [this image was published in Notre Dame Alumnus, September 1929, page 19], 1931, GOSE 1/07, Box: GOSE 1, Folder: 07. Osborn Engineering Company Records, OSE. University of Notre Dame Archives. https://archivesspace.library.nd.edu/repositories/2/archival_objects/1900821 Accessed November 17, 2024.