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Upper Mississippi River Hastings, Minnesota to Grafton, Illinois survey 1929-1930, surveyed and drawn by W.N. Brown, Inc., Washington, D.C. under contract with the U.S. Engineer Office, Rock Island, Ill., Major C.L. Hall, District Engineer
Upper Mississippi River Hastings, Minnesota to Grafton, Illinois survey 1929-1930, surveyed and drawn by W.N. Brown, Inc., Washington, D.C. under contract with the U.S. Engineer Office, Rock Island, Ill., Major C.L. Hall, District Engineer
Creator
W.N. Brown (Firm)
Contributor
United States. Army. Corps of Engineers
Williams & Heintz Co.
Scale
1:12,000
Place of Publication
Washington (D.C.)
Publisher
United States. Army. Corps of Engineers
Date of Publication
1931
Extent
1 map
Dimensions
102 x 102 cm or smaller
Notes
Relief shown by contours and spot heights, depths by soundings.
Includes list of permanent marks and index chart to adjoining sheets.
Upper Mississippi River Hastings, Minnesota to Grafton, Illinois survey 1929-1930, surveyed and drawn by W.N. Brown, Inc., Washington, D.C. under contract with the U.S. Engineer Office, Rock Island, Ill., Major C.L. Hall, District Engineer
Creator
W.N. Brown (Firm)
Contributor
United States. Army. Corps of Engineers
Williams & Heintz Co.
Scale
1:12,000
Place of Publication
Washington (D.C.)
Publisher
United States. Army. Corps of Engineers
Date of Publication
1931
Extent
1 map
Dimensions
102 x 102 cm or smaller
Notes
Relief shown by contours and spot heights, depths by soundings.
Includes list of permanent marks and index chart to adjoining sheets.