Publisher: U.S. Geological Survey / Subject: MT. - Yale University Library GeoBlacklight Search Results

Start Over Publisher U.S. Geological Survey Subject MT.

1. Map showing coal resources of Montana [cartographic material]

1950. 2018-06-22T19:24:09Z. 2018-09-05T20:10:37Z. Geological Survey (U.S.). U.S. Geological Survey. English. cartographic image. Public. Montana, U.S., and Montana.

2. Map showing localities and inferred distributions of the Huckleberry Ridge, Mesa Falls, and Lava Creek ash beds (Pearlette family ash beds) of Pliocene and Pleistocene age in the western United States and southern Canada [cartographic material]

1982. 2016-01-11T16:10:20Z. 2016-07-14T21:07:57Z. Izett, Glen Arthur, 1928-. U.S. Geological Survey. English. cartographic image. Public. United States, Saskatchewan, U.S., Canada, Saskatchewan., and United States.