| Rec | Mtg# | Year | Authors | Institution | Talk title |
|---|---|---|---|---|---|
| 1 | 798 | 1959 | William Back | USGS | Calcium carbonate saturation in ground water |
| 2 | 879 | 1966 | Bruce B. Hanshaw; Meyer Rubin; William Back; Irving Friedman |
USGS | Radiocarbon determinations applied to ground water hydrology (2nd Best Paper 1966) |
| 3 | 1044 | 1979 | Mary Jo Baedecker; William Back |
USGS | Hydro-geological processes and chemical reactions in a landfill |
| 4 | 1103 | 1983 | Bruce B. Hanshaw; William Back; J. Nicholas Van Driel |
USGS | Largest carbonate platform of modern age in the Yucatán |
| 5 | 1234 | 1993 | William Back; Edward Landa; James McNeal |
USGS | Historical notes on bottled water, Hot Springs, Arkansas, and lesser spas |