01150cam a22002771 4500 gs 44000026 DLC 20260227111349.0 750520s1943 xx 000 0 eng gs 44000026 (OCoLC)1345527 DLC OAU DLC premarc QE127 .A22 no. 30 557.76 Emmons, William H. (William Harvey), 1876- ed. Mineral resources of Minnesota; edited by William H. Emmons and Frank F. Grout. Sections prepared by Frank F. Grout, John W. Gruner, George M. Schwartz, Clinton E. Stauffer and George A. Thiel. Minneapolis, The University of Minnesota press, 1943. viii, 149 p. illus. 24 cm. Minnesota. Geological survey. Bulletin 30 At head of title: University of Minnesota. Minnesota Geological survey. William H. Emmons, director. "A list of the minerals of Minnesota": p. 141-143. Bibliography: p. 145-146. Mines and mineral resources Minnesota. Grout, Frank F. (Frank Fitch), 1880- joint ed. 27945 27945