Testing specimen: View of three horizontal columns of reinforced concrete labeled VI, V and IV; column VI has a large crack while columns V and IV have several fissures, 1961

Testing specimen: View of three horizontal columns of reinforced concrete labeled VI, V and IV; column VI has a large crack while columns V and IV have several fissures, 1961, Box: 9; Folder: 30.2; Item: 6507. 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/77659 Accessed May 20, 2026.