DP - MPI Library TY - JOUR AU - Davis, Watson T1 - Coal Research Frees World UR - https://www.jstor.org/stable/3903663 UR - http://dx.doi.org/10.2307/3903663 T2 - Science newsletter : the weekly summary of current science SP - Vol. 14, No. 399 (1928), p. 335-336 CY - Washington PY - 1928 N1 - Copyright: Copyright 1928 Science Service, Inc. ER -