Slide diagram: Fig 1.3 Illustration of the Moment Versus Slenderness Ratio Relationship in Elastic, Elasto-plastic, and the Strain Hardening Ranges; curves B, C and D included, 1960

Slide diagram: Fig 1.3 Illustration of the Moment Versus Slenderness Ratio Relationship in Elastic, Elasto-plastic, and the Strain Hardening Ranges; curves B, C and D included, 1960, Box: 8; Folder: 19.1; Item: 5448. 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/76472 Accessed May 19, 2026.