U.S. Army, Technical Manual, TM 9-2320-279-24P-1,
This is a genuine m977 original box. This item has been in the family for many years and has been handed down to my son in law who does not require it so it is being offered for sale. I know very little about it but if you have any questions I will do my best to answer them. Overseas bidders please contact me first for postage rate Delivered anywhere in UK .