1. National river recreation study data: a nationwide survey of river recreation use from 1977-1984
- Author(s):
- Cole, David N.
2. Campsite condition data for the Bob Marshall Wilderness
- Author(s):
- Cole, David N.
3. Campsite condition data for three drainages in the Selway-Bitterroot Wilderness
- Author(s):
- Cole, David N.
4. Baseline campsite data for sites near lakes in the Spanish Peaks portion of the Lee Metcalf Wilderness
- Author(s):
- Cole, David N.