Precast_concrete2.jpg (800 × 517 pixels, file size: 233 KB, MIME type: image/jpeg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 16:13, 14 April 2010 | 800 × 517 (233 KB) | Preservapedia | {{Information |Description={{en|1=Close up views of the newly installed pre-cast concrete units and the reinstalled original brick. }} |Source=http://www.nps.gov/hps/tps/technotes/PTN23/Methodology.htm |Author=James Smith |Date=1985 |Permission={{PD-USGov |
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