Lower Colorado River, Imperial Valley and Boulder Canyon Reservoir /
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Corporate author / creator: | United States. Bureau of Reclamation. |
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Edition: | Feb. 1929. |
Imprint: | [Washington] : The Bureau, 1929 ([Washington] : Engraved and printed by the U.S. Geological Survey. |
Description: | 1 map : col. ; 86 x 37 cm. |
Language: | English |
Subject: | |
Cartographic data: | Scale [ca. 1:570,240. 1 inch to approx. 9 miles] (W 116⁰--W 114⁰/N 36⁰--N 32⁰). |
Format: | Map U.S. Federal Government Document Print |
URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/4024066 |
Item Description: | Relief shown by contours and spot heights. "Map no. 23530A." "Data from U.S. Geological Survey, Bureau of Reclamation and California Development Co." Includes dams, dam sites, power plants, irrigable areas, irrigation projects, canals, aqueducts, etc. Includes inset of "Boulder Canyon Reservoir, Arizona-Nevada" (Scale [ca. 1:443,520. 1 inch to approx. 7 miles]) and capacity graph ["Map no. 20981."] Includes statistics and other information on points on map. |
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Physical Description: | Scale [ca. 1:570,240. 1 inch to approx. 9 miles] (W 116⁰--W 114⁰/N 36⁰--N 32⁰). 1 map : col. ; 86 x 37 cm. |