| Rec | Mtg# | Year | Authors | Institution | Talk title |
|---|---|---|---|---|---|
| 1 | 752 | 1955 | Philip Hague Abelson | Geophysical Laboratory | Organic constituents of fossils |
| 2 | 822 | 1961 | Philip Hague Abelson; Thomas C. Hoering |
Geophysical Laboratory | Fractionation of carbon isotopes by living matter |
| 3 | 1018 | 1977 | Philip Hague Abelson | Carnegie Institution, President | World energy trends |