Testing specimen: View of concrete slab atop a support beam damaged as a result of applied force in the Baldwin UTM; one man can be seen in the background; sign labeled "Please Do Not Touch" rests on the testing specimen, 1960

Testing specimen: View of concrete slab atop a support beam damaged as a result of applied force in the Baldwin UTM; one man can be seen in the background; sign labeled "Please Do Not Touch" rests on the testing specimen, 1960, Box: 7; Item: 4893; Folder: 29.3. 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/75861 Accessed May 19, 2026.