DP - MPI Library TY - JOUR T1 - In Science Fields UR - https://www.jstor.org/stable/3916779 UR - http://dx.doi.org/10.2307/3916779 T2 - Science newsletter : the weekly summary of current science SP - Vol. 38, No. 1 (1940), p. 8-9 CY - Washington PY - 1940 N1 - Copyright: Copyright 1940 Science Service, Inc. ER -