April 6, 1964 Mr. Don Lipsett Director, Intercollegiate Society of Individualists, Inc. 629 Public Ledger Building Philadelphia, Pa. 19106 Dear Director Lipsett: Many thanks for your kind invitation on behalf of the Philadelphia Society. I am sorry that my duties at New York University prevent me from attend- ing the meetings to be held on April 20th and 25th. Please excuse my absence. 18 I wish you full success with this new project. Yours sincerely,