Original issue, US Army Technical Manual, 159 pages, size is 6 1/2" x 9 1/2", stapled, three hole punched, dated 15 January 1986.  This is not a commercial copy or print but an original issue government print issued in 1986 and republished in 1988.  This publication is titled - TM 11-5820-401-10-1, Operator's Manual for Radio Sets, AN/VRC-12, AN/VRC-43, AN/VRC-44, AN/VRC-45,AN/VRC-46, AN/VRC-47, AN/VRC-48 and AN/VRC-49 (Used without intercom systems).  This manual provides information and instructions for the operation and use of these radios under all conditions.  Very well illustrated using clear and detailed line drawings.