DP - MPI Library TY - JOUR T1 - In Science Fields UR - https://www.jstor.org/stable/3919313 UR - http://dx.doi.org/10.2307/3919313 T2 - Science newsletter : the weekly summary of current science SP - Vol. 42, No. 17 (1942), p. 264-265 CY - Washington PY - 1942 N1 - Copyright: Copyright 1942 Science Service, Inc. ER -