DP - MPI Library TY - JOUR T1 - In Science Fields UR - https://www.jstor.org/stable/3920005 UR - http://dx.doi.org/10.2307/3920005 T2 - Science newsletter : the weekly summary of current science SP - Vol. 43, No. 20 (1943), p. 312-313 CY - Washington PY - 1943 N1 - Copyright: Copyright 1943 Science Service, Inc. ER -