3518.     ---------------.  [UNDERWOOD, A. J. V.]  Oil From Coal.  Fuel Econ. Rev., vol. 17, 1938, pp. 14, 16-21, 31; Chem. Abs., vol. 33, 1939, p. 1122.

        Reviews development during 1937 in connection with the Fischer-Tropsch process, coal hydrogenation, and the recovery of benzol from coal gas.