1. Water resources of the Fond du Lac Indian Reservation, east-central Minnesota Author/Creator: Ruhl, J. F., author Publication/Creation: St. Paul, Minnesota : U.S. Geological Survey, 1989 Resource Type: Book Access & Availability: Loading
2. Water resources of the White Earth Indian Reservation, northwestern Minnesota Author/Creator: Ruhl, J. F., author Publication/Creation: St. Paul, Minnesota : U.S. Geological Survey, 1989 Resource Type: Book Access & Availability: Loading