Bar specimen: view of broken specimen; detailed label in image explaining strength, size, etc.; specimen classed as "C-1040 (plain carbon steel, 0.4% carbon)", 1955

Bar specimen: view of broken specimen; detailed label in image explaining strength, size, etc.; specimen classed as "C-1040 (plain carbon steel, 0.4% carbon)", 1955, Folder: 19.8; Box: 2; Item: 1043. 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/71474 Accessed May 19, 2026.