00753cam a22002531 4500 gs 44000033 DLC 20260227111349.0 790609s1944 wyua b s000 0 eng gs 44000033 (OCoLC)5051273 DLC TxCM DLC premarc QE181 .A25 no. 34 TN948.V4 H3 Copy 2. Hagner, Arthur Feodor, 1911- Wyoming vermiculite deposits, by Arthur F. Hagner. Laramie, University of Wyoming, 1944. 47 p. illus. Geological Survey of Wyoming. Bulletin no. 34 "References": p. 45-47. Vermiculite. Mines and mineral resources Wyoming. 27949 27949