Waltham Pocket Watch Identification and Price Guide Using Serial Numbers and Pictures of Waltham Watch Movements: Amazon.co.uk: Ehrhardt, Roy: 9780913902172: Books
Antique Waltham Pocket Watch Value (Identification & Price Guides)
American Waltham 'Equity' gold filled lever pocket watch, circa 1908, signed 15 jewel movement, no. 16762xxx, the dial signed Equity Waltham U.S.A, with Arabic numerals, outer Arabic minute chapter and subsidiary seconds