DP - MPI Library TY - JOUR T1 - In Science Fields UR - https://www.jstor.org/stable/3909925 UR - http://dx.doi.org/10.2307/3909925 T2 - Science newsletter : the weekly summary of current science SP - Vol. 25, No. 675 (1934), p. 168-169 CY - Washington PY - 1934 N1 - Copyright: Copyright 1934 Science Service, Inc. ER -