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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 10:39, 19 March 2008 | 450 × 634 (41 KB) | H-stt | {{Information |Description= Map of the Marching Bear Mounds (then called Pleasant Ridge Mound Group) at Effigy Mounds National Monument, Iowa, USA |Source= http://www.nps.gov/archive/efmo/web/hrs/images/fig16.jpg |Date= 1935 |Author= Ellison Orr, working |
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