Information on which the questions were based was derived from:
THE LAND ROVER DIRECTORY 1986 ed.
LAND ROVER, THE UNBEATABLE 4X4 by K & J Slavin and G N Mackie
THE LAND ROVER; WORKHORSE OF THE WORLD by Graham Robson
THE LAND ROVER STORY; Part 1 by James Taylor
Thanks to Leon in New Zealand for some corrections.