HBs and HAs On YouTube.
A good 29min documentary called The Banger Boys 1976 there is a nice white HB SL and not so nice red HA I think the reg is AJH845B The other is a short film its called Classic Junk Yard Northern Ireland , Shows a rusty HB reg 1021XZ and a couple of HA vans
Regards Chris and Happy New Year To You All.