00874cam a22002411 4500 gs 18000136 DLC 20260227111322.0 800229s1918 vauabf b s000 0 eng c gs 18000136 (OCoLC)6036082 Library, U.S. Geological Survey TxDaME OCoLC DLC n-us-va QE172 .A3 no. 15A Ferguson, Henry G. (Henry Gardiner), 1882- Tin deposits near Irish Creek, Virginia, by Henry G. Ferguson; prepared in co-operation with the United States geological survey. Charlottesville, University of Virginia, 1918. 3 p. l., 19 p. illus. (maps) 26 cm. Virginia. Geological survey. Bulletin no. XV-A Bibliography: p. 229-231. Tin ores Virginia. Geological Survey (U.S.) 25828 25828