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Maps and Navigation Methods

Description: Different maps and scales are discussed with particular emphasis on their use in aviation. The author makes the observation that current navigation methods are slow and dangerous and should be replaced by scientific methods of navigation based on loxodromy and the use of the compass.
Date: March 1922
Creator: Duval, A.
Partner: UNT Libraries Government Documents Department
open access

The Geology of Denton County

Description: Book that discusses the geology of Denton County, Texas. Topics include the county's physiographic subdivisions, geologic formations, and economically valuable geological features.
Date: November 22, 1925
Creator: Winton, W. M. (Will McClain), 1885-1960
Partner: UNT Libraries Government Documents Department
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N. W. Ayer & Son's American Newspaper Annual and Directory: A Catalogue of American Newspapers, 1920, Volume 1

Description: American Newspaper Annual and Directory contains lists of newspaper publications (listed by counties) with census information, natural features and chief products. Volume 1 of 2. Additional information includes class and trade publications and maps. Index to Class and Trade Publications begins on page 1213, in Volume 2.
Date: 1920
Creator: N. W. Ayer & Son
Partner: UNT Libraries
open access

N. W. Ayer & Son's American Newspaper Annual and Directory: A Catalogue of American Newspapers, 1922, Volume 1

Description: American Newspaper Annual and Directory contains lists of newspaper publications (listed by counties) with census information, natural features and chief products. Volume 1 of 2. Additional information includes class and trade publications and maps. Index to Trade, Technical and Class Publications begins on page 1247, in Volume 2. Alphabetical index of Magazines, Technical, Trade and Class Publications begins on page 1343, in Volume 2.
Date: 1922
Creator: N. W. Ayer & Son
Partner: UNT Libraries
open access

N. W. Ayer & Son's American Newspaper Annual and Directory: A Catalogue of American Newspapers, 1920, Volume 2

Description: American Newspaper Annual and Directory contains lists of newspaper publications (listed by counties) with census information, natural features and chief products. Volume 2 of 2. Additional information includes class and trade publications and maps. Index to Class and Trade Publications begins on page 1213.
Date: 1920
Creator: N. W. Ayer & Son
Partner: UNT Libraries
open access

N. W. Ayer & Son's American Newspaper Annual and Directory: A Catalogue of American Newspapers, 1922, Volume 2

Description: American Newspaper Annual and Directory contains lists of newspaper publications (listed by counties) with census information, natural features and chief products. Volume 2 of 2. Additional information includes class and trade publications and maps. Index to Trade, Technical and Class Publications begins on page 1247. Alphabetical index of Magazines, Technical, Trade and Class Publications begins on page 1343.
Date: 1922
Creator: N. W. Ayer & Son
Partner: UNT Libraries
open access

The Geology of Johnson Country

Description: Book discussing the geology of Johnson County, Texas, including the county's physiographic subdivisions, geologic formations, and economically valuable geological features.
Date: 1922
Creator: Winton, W. M., 1885-1960 & Scott, Gayle, 1894-1948
Partner: UNT Libraries Government Documents Department
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