TROOP "A", 2ND SQUADRON CAVALRY REPLACEMENT TRAINING CENTER #1777 FORT RILEY, KANSAS. February 18, 1942. Mr. Forrest C. Allen Director of Physical Hducation University of Kansas, Lawrence, Kansas. Dear Mr. Allen: On behalf of the men of this Organization, especially the basketball players, I wish to thank you most sincerely for your generous response to Private Manginits request for a basketball. Both they and I appreciate your kindness. The ball is being put to excellent use. Gratefully yours, Vlg lwo ROBERT E. O'BRIEN, Captain, Cavalry, Commanding.