Footnote
a At the Earhart Plant Research Laboratory of the California Institute of Technology, Pasadena, Calif., U.S.A.—See the New York Times, page E 11, May 17, 1953.
a At the Earhart Plant Research Laboratory of the California Institute of Technology, Pasadena, Calif., U.S.A.—See the New York Times, page E 11, May 17, 1953.