DP - MPI Library TY - JOUR T1 - In Science Fields UR - https://www.jstor.org/stable/3918490 UR - http://dx.doi.org/10.2307/3918490 T2 - Science newsletter : the weekly summary of current science SP - Vol. 41, No. 15 (1942), p. 232-233 CY - Washington PY - 1942 N1 - Copyright: Copyright 1942 Science Service, Inc. ER -