DP - MPI Library TY - JOUR T1 - In Science Fields UR - https://www.jstor.org/stable/3917092 UR - http://dx.doi.org/10.2307/3917092 T2 - Science newsletter : the weekly summary of current science SP - Vol. 37, No. 6 (1940), p. 88-89 CY - Washington PY - 1940 N1 - Copyright: Copyright 1940 Science Service, Inc. ER -