Skip to main content
U.S. flag

An official website of the United States government

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Search Results

184605 results.

Alternate formats: RIS file of the first 3000 search results  |  Download all results as CSV | TSV | Excel  |  RSS feed based on this search  |  JSON version of this page of results

Page 7311, results 182751 - 182775

Show results on a map

Publication Extents

Not all publications have extents, not all extents are completely accurate
The San Franciscan volcanic field, Arizona
Henry Hollister Robinson
1913, Professional Paper 76
LOCATION OF AREAThe San Franciscan volcanic field, which takes its name from San Francisco Mountain, the largest volcano of the group, covers about 3,000 square miles in the north-central part of Arizona, as shown by the shaded space on the index map forming figure 1. The center of the field...
Geology and ore deposits of the Philipsburg quadrangle, Montana
William Harvey Emmons, Frank Cathcart Calkins
1913, Professional Paper 78
The Philipsburg quadrangle is bounded by parallels 46° and 46° 30' and meridians 113° and 113° 30'. Its length from north to south is 34.5 miles, its average width east and west 23.8 miles, and its area 827.42 square miles. As shown on the index map (fig. 1), it is not far<br...
Geology and ore deposits of the San Francisco and adjacent districts, Utah
B. S. Butler
1913, Professional Paper 80
The San Francisco district was of recognized importance in the early days of mining in Utah, but its output soon declined and thereafter it attracted little attention until about 1903, when the development of the Cactus mine was undertaken. In August, 1904, S. F. Emmons, then in charge of the...