"Surveyed in 1898, 1914,1915,1916, and 1919.", Key map of surveyors' areas of responsiblity in margin., and Relief shown by contours, land forms and spot heights.
Publisher:
Geological Survey,
Subject (Geographic):
Kuskokwim Bay Region (Alaska)--Maps and Kuskokwim River Region (Alaska)--Maps
Subject (Name):
Brooks, Alfred H. (Alfred Hulse), 1871-1924, Maddren, A. G, Post, W. S, and Sargent, Rufus Harvey, b. 1875
"Surveyed in 1909 and 1913 ; topography by Alaskan Branch, R.H. Sargent, topographic engineer.", Includes regional location map., and Relief shown by contours and spot heights.
Contour interval 100 feet. Datum is mean sea level., Includes examples of "Conventional signs" used on the map in the upper right margin., and Relief shown by contours and spot heights.
Publisher:
Engraved and printed by the U.S. Geological Survey,
Contour interval 100 feet. Datum is mean sea level., Dissected and mounted on linen., Includes examples of "Conventional signs" used on the map in the upper right margin., and Relief shown by contours and spot heights.
Publisher:
Engraved and printed by the U.S. Geological Survey,
"Advance sheet. Subject to correction.", Includes inset index map showing areas mapped by individual topographers., Relief shown by contours and spot heights., and Topography by R.H. Sargent and C.G. Anderson.
Publisher:
Geological Survey,
Subject (Geographic):
Iditarod River Region (Alaska)--Maps, Innoko River Region (Alaska)--Maps, Kuskokwim Mountains (Alaska)--Maps, and Kuskokwin River Region (Alaska)--Maps
Subject (Name):
Anderson, C. G. (Cleland George), 1879- and Sargent, Rufus Harvey, b. 1875
Geological atlas projected to illustrate geographical explorations and surveys west of the 100th meridian of longitude. and Parts of eastern Arizona and western New Mexico
Description:
"6"--Verso., "By order of the honorable the Secretary of War. Under the direction of Brig. Gen. A.A. Humphreys, Chief of Engineers, U.S. Army.", "Expeditions of 1871, 1873 & 1875.", "Issued Mar: 18th, 1876.", "Weyss, Herman & Lang, del.", and Variant[?] lacking date of issuance statement.
Publisher:
U.S. Army, Corps of Engineers,
Subject (Geographic):
Arizona--Maps and New Mexico--Maps
Subject (Name):
Geographical Surveys West of the 100th Meridian (U.S.)