| Rec | Mtg# | Year | Authors | Institution | Talk title |
|---|---|---|---|---|---|
| 1 | 150 | 1904 | Ralph Arnold | USGS | The faunal relations of the Cattizo Creek beds of California |
| 2 | 162 | 1905 | Ralph Arnold; Alan E. Strong |
USGS | Some crystalline rocks of the San Gabriel Mountains near Pasadena, California |
| 3 | 177 | 1906 | Ralph Arnold | USGS | Geological reconnaissance of the coast of Olympic Peninsula |
| 4 | SP04 | 1906 | Ralph Arnold | USGS | Location and character of the faults in the earthquake region |
| 5 | 189 | 1907 | Ralph Arnold | USGS | The Santa Maria oil district, California |
| 6 | 207 | 1908 | Ralph Arnold; Robert Van Vleck Anderson |
USGS | The Coalinga (California) oil field |
| 7 | 219 | 1909 | Ralph Arnold | USGS | Oil resources of the McKittrick-Sunset District, California |
| 8 | 331 | 1919 | Ralph Arnold | Industry | The economic value of paleontology |