Peter Henshaw Bsa 350, 441 & 500 Singles (Paperback) Essential Buyer’s Guide
Author: Peter Henshaw. Spares are still available, as is friendly and knowledgeable fellow owners. Title: Bsa 350, 441 & 500 Singles. Subtitle: Unit Construction Singles C15, B25, C25, B40, B44 & B50 1958-1973.