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The Paleozoic Section in the Vicinity of Three Forks, Montana

Description: From introduction: The Three Forks sheet of Montana includes the area lying between the parallels of 450 and 460, and extending from longitude 111 to 1120. The three forks of the Missouri river unite in the north central portion of this area about 5 miles south of the northern line of the map.
Date: 1893
Creator: Peale, Albert Charles
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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Geology of the Castle Mountain Mining District, Montana

Description: From preface: This memoir is a general study of the region described, and not a detailed report. The field work upon which it is based formed a part of the work of mapping the areal geology of the Little Belt Mountains sheet of the Geological Survey. The topographic map, made in 1882 by the Northern Transcontinental Survey, is too small in scale and too general in character to warrant more detailed work; but as the facts obtained are of interest, and the region is one of economic importance, it… more
Date: 1896
Creator: Weed, Walter Harvey & Pirsson, Louis Valentine
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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