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SUBSIDENCE PROFILE, B-SERIES <br />Semi-Annual Report, January~June 1992 <br />Twentymile Coal Company, Foidel Cneek Mine <br />0 <br />-1 <br />-2 <br /> <br />-4 <br />-5 <br />Profile Distance ~Fn~and <br />0 1 2 <br />