U.S. Department of Agriculture1. Frank Church-River of No Return Wilderness: data from 1996 survey of unique tributary visitors
- Author(s):
- Watson, Alan E.; Hunger, Donald H.; Christensen, Neal A.; Spildie, David R.; Becker, Kurt G.; Comstock, Jeff
2. Frank Church–River of No Return Wilderness: data from 1995 survey of commercial and private boat users of the Salmon River
- Author(s):
- Hunger, Donald H.; Watson, Alan E.; Becker, Kurt G.
3. Motorboat use on the Main Salmon River: Data from a study for the Frank Church-River of No Return Wilderness
- Author(s):
- Watson, Alan E.; Patterson, Michael E.; Christensen, Neal A.; Puttkammer, Annette; Meyer, Shannon
4. National river recreation study data: a nationwide survey of river recreation use from 1977-1984
- Author(s):
- Cole, David N.