1. Potential effects of surface coal mining on the hydrology of the Little Bear Creek area, Moorhead coal field, southeastern Montana Author/Creator: McClymonds, N. E., author Publication/Creation: Helena, Montana : U.S. Geological Survey, 1985 Resource Type: Book Access & Availability: Loading
2. Potential effects of surface coal mining on the hydrology of the upper Otter Creek-Pasture Creek area, Moorhead coal field, southeastern Montana Author/Creator: McClymonds, N. E., author Publication/Creation: Helena, Montana : U.S. Geological Survey, 1988 Resource Type: Book Access & Availability: Loading