Preliminary Report of the United States Geological Survey of Montana and Portions of Adjacent Territories
Title: Preliminary Report of the United States Geological Survey of Montana and Portions of Adjacent Territories
Abbreviation: Prelim. Rep. U.S. Geol. Surv. Montana (Hayden)
Name: Preliminary Report of the United States Geological Survey of Montana and Portions of Adjacent Territories; being a fifth annual report of progress. Washington, DC