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Sanborn Creek Subsidence Page 2 September 2, 1997 <br />Figure 1. Plattned longwall panel layout. <br />_' <br />_. <br />1 <br />1 <br />J <br />.' <br />., <br /> <br />1 <br />1 <br />~~ <br />1 <br />J <br />_~ <br />_J <br /> <br /> <br />o~ <br />1 <br />