00965cam a22002651 4500 gs 24000128 DLC 20260227111328.0 760510s1924 tnuaf 000 0 eng c gs 24000128 (OCoLC)2166880 U.S. Geol.survey. Library NcWsW DLC premarc QE165 .A2 no. 31 TN493.T4 S4 1924 Copy 2. 557.68 553.4509768 Secrist, Mark Howard, 1896- Zinc deposits of east Tennessee, by Mark H. Secrist. Nashville, Tenn., 1924. 165 p. xxv pl. (incl. fold. col. map) plans, tables, diagrs. 23 cm. Tennessee. Geological survey. Bulletin 31 At head of title: State of Tennessee. Department of education. Division of geology. Published also as thesis (PH. D.) Johns Hopkins University, 1923. Zinc mines and mining Tennessee. 26317 26317