This material is available for free in digital format (PDF; Portable Document File) by contacting the Tennessee Geological Survey, Knoxville Field Office at 865-594-6035. There is no online reference. Scan file name is MSHA_40_01623_B
Duncan Flats Quadrangle; Allied Coal No 2 Mine Map; Version 2
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North American Datum 1983 coordinates of centroid for bounding box -84.375,36.25,-84.25,36.25,-84.25,36.125,-84.375,36.125; Scott, Campbell, Anderson Counties