Zealot66,

I know a few here will interested in the end product of:
My question came as a result of studying wars in southern africa and the measures they took to overcome the landmine issue.
I recall some Rhodesian annoyance - after 1980 - to find that the South Africans (SADF) had developed their anti-mining equipment and had not shared this with them. The SADF deployed their kit in Angola and SWAfrica - where I expect ex-Rhodesians, now in the SADF noticed. IIRC Peter Stiff authored a book on the Rhodesian counter-IED programme.