Eugene S. Perry

1892

• Geology and artesian water resources along Missouri and Milk rivers of northeastern Montana
• Geology and ground-water resources of southeastern Montana
• Ground-water in eastern and central Montana
• Ground-water resources of Judith basin, Montana
• Gypsum, lime, and limestone in Montana
• Montana in the geologic past
• Natural gas in Montana
• Oil and gas in Montana
• Oil and gas in Montana. Revision of 1959
• Physiography and ground-water supply in the Big Hole basin, Montana
• Possibilities of ground-water supply for certain towns and cities of Montana
• Shallow wells near Terry, Montana as a source of irrigation water