01022cam a22002891 4500 gs 44000027 DLC 20260227111349.0 790420s1943 ndua s000 0 eng c gs 44000027 (OCoLC)4877280 U.S. Geol. Survey. Library MnMohC MnMohC DLC premarc n-us-nd TN490.M3 H45 553.46 Hendricks, Thomas Andrews, 1907- The manganese deposits of the Turtle Mountains, North Dakota, by Thomas A. Hendricks and Wilson M. Laird. Grand Forks, N.D., 1943. 591-602 p. 1 illus. 22 cm. North Dakota Geological Survey. Bulletin 15 Cover title. "Reprinted from Economic geology, vol. XXXVIII, no. 7, November 1943." Manganese ores North Dakota Turtle Mountains. Geology North Dakota Turtle Mountains. Laird, Wilson Morrow, 1915- joint author. 27946 27946