Original issue, standard paper US Army Technical Manual, 6 pages, size is 7 3/4" x 10 1/4",  three hole punched, dated 17 January 1963.  This is not a commercial copy or print but an original government print.  Manual is titled - TM 11-5815-206-20P, Organizational Maintenance Repair Parts and Special Tool Lists for Teletypewriter Set AN/PGC-1 and Teletypewriter TT-4A/TG, TT-4B/TG, TT-4C/TG and TT-335/TG.  This is a repair parts only manual and as such does not cover any repair or maintenance requirements or procedures.  There are no illustrations in this manual.