The book of the B.S.A. twins
Subtitle: a practical guide to handling and maintenance for owners of all 500 and 650 ccO.H.V. vertical twins (A7 and A10) from 1948 to 1962 except 1962 models A50 and A65.
Edition: 2nd ed.
Series: The Pitman motor-cyclists' library
Publisher: Pitman
Published: 1972
Place of publication: London
Language: eng
Notes: Previous ed. 1960.