| Rec | Mtg# | Year | Authors | Institution | Talk title |
|---|---|---|---|---|---|
| 1 | 5 | 1893 | Robert Simpson Woodward | US Coast and Geodetic Survey | Continued the discussion of "The age of the Earth" by Clarence King |
| 2 | 330 | 1919 | Robert Simpson Woodward | Carnegie Institution | Gilbert, the physicist and mathematician |