923.    FIELDNER, A. C., AND FISHER, P. L.  Bibliography of Bureau of Mines Investigations on the Production of Liquid Fuels From Oil Shale, Coal, Lignite, and Natural Gas.  Bureau of Mines Inf. Circ. 7304, 1945, 18 pp.

      List of 236 refs. to papers written by the Bureau of Mines staff.  (See abs. 1217).