"Constructed between 1933 and 1936, and originally named Boulder Dam, it [Hoover Dam] was renamed in 1947...."--"Hoover Dam," Encyclopedia Britannica Online, accessed 5/15/2002. and Includes ill. showing "Boulder Dam" in relation to L.A. and text of "Dominant factors."
Publisher:
California Map Company, 1120 Story Building, 610 So. Broadway,
Subject (Geographic):
Los Angeles (Calif.)--Maps, Los Angeles Metropolitan Area (Calif.)--Maps, Orange County (Calif.)--Maps, Riverside County (Calif.)--Maps, and San Bernardino County (Calif.)--Maps
Subject (Topic):
Roads--California--Los Angeles Metropolitan Area--Maps
"Third annual report Reclamation Service, Pl. XXXI.", Relief shown by hachures and spot heights., and Shows irrigable lands, surveyed canal lines, and irrigation canals under construction.
Publisher:
U.S. G.P.O,
Subject (Name):
A. Hoen & Co and Geological Survey (U.S.). Reclamation Service. Annual report of the Reclamation Service
Subject (Topic):
Irrigation projects--Carson River Watershed (Nev.)--Maps, Irrigation projects--Truckee River Watershed (Calif. and Nev.)--Maps, and Irrigation--Nevada--Maps
"No. 1." in upper right margin., "To accompany report by Rear Admiral C.H. Davis, U.S.N., ordered by resolution of the Senate of the United States of March 19, 1866.", Copy 2 Imperfect. Mutilated with loss of text., and Relief shown by hachures.
"No. 1." in upper right margin., "To accompany report by Rear Admiral C.H. Davis, U.S.N., ordered by resolution of the Senate of the United States of March 19, 1866.", and Relief shown by hachures.
"Plate no.XXXI"., Relief shown by hachures., and Shows ore in crevices, flats, and pitches in the Lafayette and Iowa counties in Wisconsin and the surrounding region.
Publisher:
Wisconsin Geological Survey,
Subject (Name):
Wisconsin. Geological Survey
Subject (Topic):
Lead mines and mining--Illinois--Maps, Lead mines and mining--Wisconsin--Maps, Lead--Illinois--Maps, and Lead--Wisconsin--Maps