DP - MPI Library TY - JOUR T1 - In Science Fields UR - https://www.jstor.org/stable/25171838 T2 - Science newsletter : the weekly summary of current science SP - Vol. 46, No. 20 (1944), p. 312-313 CY - Washington PY - 1944 N1 - Copyright: Copyright 1944 Science Service, Inc. ER -