Steel shafts: view of 4 broken shafts arrayed on counter; labelled: 1005F; 3 other labelled 10055x and respectively sub-labelled "drawn 750 degrees, drawn 475 degrees/redrawn 450 degrees; standard shaft drawn 375 degrees", no date

Steel shafts: view of 4 broken shafts arrayed on counter; labelled: 1005F; 3 other labelled 10055x and respectively sub-labelled "drawn 750 degrees, drawn 475 degrees/redrawn 450 degrees; standard shaft drawn 375 degrees", no date, Box: 3; Folder: 17.14; Item: 1904. Negatives and Photographs of Fritz Engineering Laboratory Tests and Events, SC Photo 0013. Lehigh University Grant Projects. https://archivesspace.lib.lehigh.edu//repositories/7/archival_objects/72477 Accessed May 19, 2026.