Letters by Al (Hofacker) Ryan, CAPs 2-7-10, 2-7-6, CACO 2-7 Al (Hofacker) Ryan’s letters home Letters dated December 1970 (6 letters) Letters dated January 1971 (6 letters) Letters dated February 1971 (3 letters) Letters dated March 1971 (5 letters) Letters dated April 1971 (8 letters) Letter dated May 1971 (1 letter)