DP - MPI Library TY - JOUR T1 - In Science Fields UR - https://www.jstor.org/stable/3929844 UR - http://dx.doi.org/10.2307/3929844 T2 - Science newsletter : the weekly summary of current science SP - Vol. 60, No. 3 (1951), p. 40-41 CY - Washington PY - 1951 N1 - Copyright: Copyright 1951 Science Service, Inc. ER -