[centerpunch]

Here's a book at a used bookstore by the same authors published in 1989- not sure if it's different, or just an earlier version. Expensive, though....

The Original Lotus Elan, 1962-1973: Essential Data and Guidance for Owners, Restorers and Competitors: Robinshaw, Paul & Ross, Christopher - AbeBooks - 9780947981327: Books In The Mist