Contents

02 May 1947
Vol 105, Issue 2731

About The Cover

Enrico Fermi and Sir Robert Robinson, recipients of the 1947 Franklin Medals, awarded at Medal Day ceremonies of The Franklin Institute, Philadelphia, on April 16. Drs. Fermi and Robinson are shown with Henry B. Allen, executive vice-president and secretary of the Institute (left) and Richard T. Nalle, president of the Institute (right).