File:Glacial Lake Chicago (14,000 YBP) 7a.jpg
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Date/Time | Dimensions | User | Comment | |
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current | 15:55, 29 January 2012 | 1,528 × 1,069 (358 KB) | Ronhjones | (Original text) : {{Information |Description = Depiction the the Continental Glaciers filling the Great Lakes Basins, 14,000 YBP |Source = U.S. Army, Corp of Engineers |Date = ~~~~~ |Author = unknown |Permission = Pub |
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