| Rec | Mtg# | Year | Authors | Institution | Talk title |
|---|---|---|---|---|---|
| 1 | 686 | 1950 | Preston Ercelle Cloud Jr. | USGS | Ngauruhoe, a New Zealand volcano and its eruption of 1949 |
| 2 | 691 | 1950 | Preston Ercelle Cloud Jr. | USGS | The islands of Saipan |
| 3 | 715 | 1952 | Preston Ercelle Cloud Jr. | USGS | Borderlands of the western Pacific |
| 4 | 724 | 1953 | Preston Ercelle Cloud Jr. | USGS | Some features of the geology of Spain |
| 5 | 751 | 1955 | Preston Ercelle Cloud Jr. | USGS | Calcium carbonate muds of the Bahama Banks |
| 6 | 780 | 1957 | Preston Ercelle Cloud Jr. | USGS | Extinction |
| 7 | 1139 | 1985 | Preston Ercelle Cloud Jr. | University of California, Santa Barbara | Precambrian is an anachronism! |