Contents

29 August 1947
Vol 106, Issue 2748

About The Cover

Locations of medical and scientific institutions using radioisotopes are indicated on map of United States being examined by P. C. Aebersold, chief, Isotopes Branch, U. S. Atomic Energy Commission; N. W. Woodruff, of the Commission; J. A. Cox, Clinton Laboratories; and E. J. Murphy, assistant research director, Clinton Laboratories (left to right).