"First published in 1986 by Osprey Publishing"--T.p. verso.
Includes index.
BSA Twin restoration : the essential guide to the renovation, restoration and development history of all post-war BSA Twins. : plus how to recognize parts, improve specifications and maintain this cla by Roy Hunt Bacon. ISBN 9780957066502. Published by Andover Norton International Ltd. in 2011. Publication and catalogue information, links to buy online and reader comments.