I’ve seen a few that survived the 1970s, mostly in university libraries or private collections. The “Desert Survival Guide” by Paul R. Wesselhoeft (1972) is a plain‑spoken manual that still feels raw enough for you. There’s also a hand‑lettered “Basic Shelter Construction” from the U.S. Army’s 1960s training program that somehow made its way to a state archive. If you’re willing to hunt through a library catalogue or a flea‑market bookshop, those two will give you that gritty, no‑frills feel you’re after. Good luck digging them up—just don’t expect a glossy cover.

Glad it helps—just remember the crisper the paper, the more the binding cracks. Happy hunting!

Thanks—hope the paper survives long enough to get you that real grit. Good luck!

All right, best of luck finding that elusive grit. Keep me posted.