Camp Cornell short course on location and evaluation of gravel sources for highway use, 1956

Camp Cornell short course on location and evaluation of gravel sources for highway use, 1956, Box: 45, Folder: 6. Cornell University Center for Aerial Photographic Studies records, 16-4-4213. Division of Rare and Manuscript Collections. https://aspace3-test.library.cornell.edu/repositories/2/archival_objects/322154 Accessed November 22, 2025.