File:Gwsanjoaquin.jpg
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Gwsanjoaquin.jpg (228 × 494 pixels, file size: 24 KB, MIME type: image/jpeg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 14:15, 9 August 2009 | 228 × 494 (24 KB) | commons>Infrogmation | {{Information |Description= Approximate location of maximum subsidence in the United States identified by research efforts of Dr. Joseph F. Poland (pictured). Signs on pole show approximate altitude of land surface in 1925, 1955, and 1977. The site is in |
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