| Rec | Mtg# | Year | Authors | Institution | Talk title |
|---|---|---|---|---|---|
| 1 | 877 | 1966 | Donald Langmuir | USGS | Geochemistry as a key to the origin and potential of an aquifer system in New Jersey |
| 2 | 1025 | 1977 | Donald Langmuir | Pennsylvania State University | Uranium solution-mineral equilibrium: a disciple's new view. |