leavenworth, Kansas April: 7,.i941 Dr. F.C. Allen University of Kansas Department of Physical Education Dear Dr. Allen; In regard to your letter of March 21, inviting me to attend a practice session of basketball and the Relays on April 19, I wish to thank you very much for the invitation and I will be very happy to attend. Thank you again. Sincerely yours, P.S. Should I bring the letter you sent me as a means of identifying me?