Letter from John D. Rockefeller, Jr., to Dr. Herbert S. Gasser, October 1950
Courtesy of The Rockefeller Archive Center
In 1959, John D. Rockefeller, Jr., retired as President of the Board of Trustees of the Rockefeller Institute for Medical Research after a half-century of association with the Institute. He is succeeded as President by his son, David Rockefeller.
John D. Rockefeller, Jr., Herbert Gasser, Rockefeller Institute