Image: Grant11171940 11A-73 7x9 crop Lock and Dam 11 with Eagle Point Bridge
Description: Mississippi River Lock and Dam No. 11, with the Eagle Point Bridge, near Dubuque in Dubuque County, Iowa and Grant County, Wisconsin. Photograph Agency Source Information Agency : USDA Subject : Water Roll-Exp : 11A-73 11/17/1940 The source agencies responsible for the original flights are the United States Department of Agriculture (USDA) and the United States Geological Survey (USGS). The vast majority of the state was flown by the USDA. Only parts of Forest, Florence, Iron, Marinette, Oneida, and Vilas counties were flown by the USGS. Photograph Information: Format: The original aerial photographs are black and white. They measure either (a)seven inches by nine inches (7”x9”) or (b) nine inches by nine inches (9”x9”). Scale: All photographs in the 1937-41 series are 1:20,000 or 1”=1667’ Copyright: As works of the United States government, all photographs in this collection are in the public domain.
Title: Grant11171940 11A-73 7x9 crop Lock and Dam 11 with Eagle Point Bridge
Credit: http://maps.sco.wisc.edu/WHAIFinder/
Author: USDA
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
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