| Rec | Mtg# | Year | Authors | Institution | Talk title |
|---|---|---|---|---|---|
| 1 | 734 | 1954 | Sergius Harry Mamay; Ellis Leon Yochelson |
USGS | Unusual American coal balls (Best Paper 1954) |
| 2 | 776 | 1957 | Ellis Leon Yochelson | USGS | The Lower Ordovician gastropod, Ceratopea |
| 3 | 868 | 1965 | Ellis Leon Yochelson | USGS | Some early mollusks? |
| 4 | 917 | 1969 | Ellis Leon Yochelson | USGS | Preliminary ideas on primary mollusks -- or vice versa |
| 5 | 950 | 1971 | O. A. Wise Jr.; Ellis Leon Yochelson |
Arkansas Geological Commission | Stratigraphy and fossils at Smithville, Arkansas—A bad day at Black Rock |
| 6 | 960 | 1972 | Ellis Leon Yochelson | Bowie, Maryland | Politics and garbage geology |
| 7 | 1011 | 1976 | Ellis Leon Yochelson; Allan Solem |
USGS | Significance of late Paleozoic kand snails in eastern North America |
| 8 | 1019 | 1977 | Ellis Leon Yochelson | USGS | C. D. Walcott, Mar. 8, 1850 to Feb. 9, 1927: First President of the Geological Society of Washington |
| 9 | 1097 | 1982 | Ellis Leon Yochelson | USGS | Walcott's fish story |
| 10 | 1236 | 1993 | Ellis Leon Yochelson | National Museum of Natural History | Founding of the Geological Society of Washington---Who?, What?, When?, Where?, WHY? |
| 11 | 1281 | 1996 | Ellis Leon Yochelson | National Museum of Natural History | James Smithson (1765-1829): Geologist and philanthropist. |
| 12 | 1310 | 1999 | Ellis Leon Yochelson | National Museum of Natural History | Charles Doolittle Walcott: U.S.G.S. Employee No. 21, 1879-1894. |