Hardback book published by the British Horological Institute Ltd. Revised and annotated Ed based on the 2nd Ed pub in 1948 by Pitman Pub Corp. Contributions from Bateman, Daniels, Fried, Griffiths, Nicholson, RAndall, Steele, Weaver, Woodward. A comprehensive source of info inthe field aptly described by its title.
"synopsis" may belong to another edition of this title.