- ASTM Committee D-18 on Soil and Rock for Engineering Purposes (5)
- ASTM Committee E-24 on Fracture Testing (1)
- American Society for Testing Materials. Meeting (1)
- Freiman, S. W. (1)
- Fuller, E. R. (1)
- Pacific Area National Meeting American Society for Testing Materials (1)
- Symposium on Fracture Mechanics for Ceramics, Rocks, and Concrete (1)
- Symposium on Laboratory Shear Strength of Soil (1)
- Townsend, Frank C. (1)
- Yong, R. N. (Raymond Nen) (1)