- American Geophysical Union. (6)
- International Geological Congress (6)
- Baxter, James W. (1)
- Bohlen, Steven R. (1)
- Card, K. D. (1)
- Clarke, James W. (1)
- Hagni, Richard D. (1)
- Horodyski, Robert J. (1)
- Kisvarsanyi, Eva B. (1)
- Morey, G. B. (1)
- Reed, John Calvin (1)
- Snyder, George L. (1)
- Valley, John W. (1)
- Whipple, James W. (1)
- Whitney, Philip R. (1)
- Winston, Donald (1)