Every now and again I pick up a lost cause (the perfect set of wargaming rules for a period) or start believing in an urban legand (alien spaceship on the moon) until; you sober up. So ... I started an internet search in the quest of the "lost" 1978 Battleground Tapes.
Other bloggers have covered this in far better detail that myself (see below):
What is it?
The closes I got was this elusive posting:
Other than that, no You Tube postings or the like :(
So after many hours of 'wasted' Internet browsing I drew a blank
Note: As a kid I remember seeing a clip really late at night in the 'somewhere' Western Desert with Airfix (classic) tanks, but that could be complete imagination on my part!
Addendum: I have posted a question on the above blog, let's see if I get a response