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St. Paul District, U.S. Army Corps of Engineers: 140620-A-LI073-025
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St. Paul District, U.S. Army Corps of Engineers: 140620-A-LI073-040
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St. Paul District, U.S. Army Corps of Engineers: 140620-A-LI073-139
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St. Paul District, U.S. Army Corps of Engineers: 140620-A-LI073-143
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St. Paul District, U.S. Army Corps of Engineers: 140620-A-LI073-148
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St. Paul District, U.S. Army Corps of Engineers: 140620-A-LI073-203