1982 … Joe F. Martin … 42 pages … RPG, Inc. 6636
Military roleplaying games are uncommon at best, a niche genre inside a niche hobby.
The Recon RPG was one of the early ones. Here’s a rare pic of much of the product line of the 1st edition in one place.
I’ve got more info about Recon releases and editions over at my Military page at the Reference site.