Hairspringing AZ, Hazlitt & Walker (original publishers) Softcover reproduction book duplicating an original 1908 essay publication from a semi-anonymous author detailing aspects of and answering questions about hairspringing in watch repair. Includes commentary on accurate hairspringing with pairing contextual black-and-white illustrations. 45 pages
0-930163-61-3
Arlington Book Company, Inc.
1993
Arlington Book Company, Inc.
Reference