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1 - 8 of 8 Items
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Seeking refuge: making space for migratory waterfowl and wetlands along the Pacific Flyway |
Abstract "Seeking Refuge" examines the history of migratory waterfowl management along the Pacific Flyway, the westernmost of four main migration routes in North America. Drawing on approaches from historical geography and environmental history,... |
2013-05-23 2005-01-03 2004-11-30 |
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Map of Las Vegas, Nevada, July 1947 |
'Prepared by Porter & White Agency. Typography by Marc Wilkinson.' 'Travel-Aid. A Ballinger publication, copyright, July 1947.' Panel title: 'Las Vegas, Nevada invites you! : see Boulder Dam, Lake Mead.' Includes information on Las Vegas,... |
2013-05-23 2013-05-23 |
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Map of Boulder Dam area and Las Vegas, Nevada, October 7, 1930 |
'F.V. Owen, publisher ... Los Angeles, California. Topography by C.H. Fenner, C.E. Decorations by L.J. Bergère. Gov't. data, H.A. Shamberger, C.E. Copyright, 1930, by F.V. Owen.' At bottom right of map: 'Dated Oct. 7th, 1930.' Relief shown by... |
1930-10-07 |
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Map of Boulder Dam area and Las Vegas, Nevada, 1930 |
Map of the Las Vegas area showing water resources and some pictures of historic and tourist sites. |
2013-05-23 |
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Topographic map of the Boulder Canyon Reservoir site, 1930 |
Scale [ca. 1:144,000. 1 in. to approx. 12,000 ft.] ; 1 map : col. ; 51 x 91 cm ; Relief shown by contours and spot heights ; "Map no. 23800" ; Includes township and range grid ; Includes two profile diagrams, area and capacity curve diagram,... |
2013-05-23 2013-05-23 |
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Topographic map of Boulder Canyon Project, Hoover Dam area, 1932 |
Scale [ca. 1:221,760. 1 in. to approx. 3.5 miles] ; 1 map : col. ; 51 x 62 cm ; Relief shown by contours and spot heights ; "Prepared in Washington Office from compilation made in Las Vegas Office." ; "Map no. 24000." ; Includes township and range... |
2013-05-23 2013-05-23 |
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Topographic map of Boulder Canyon Project, Boulder Dam area, 1940 |
Scale [ca. 1:221,760. 1 in. to approx. 3.5 miles] ; 1 map : col. ; 51 x 71 cm ; Relief shown by contours and spot heights ; Includes township and range grid ; "Map no. 40-40" ; Includes index map ; Shows power lines, triangulation stations,... |
2013-05-23 2013-05-23 |
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Colorado River Boulder Canyon Project and the All-American Canal |
Arguments for and against the building of the Boulder Canyon Dam. Inlcudes map of the proposed area for the development in the U.S. southwest. |
2013-05-23 |
