U.S. COIN SCALES AND MECHANICAL COUNTERFEIT COIN DETECTORS.
[np]: 1999. 4to, original pictorial card covers, spiral-bound. (392) pages; illustrated. Fine. The most comprehensive work on the subject, printed in small numbers and in high demand. More
[np]: 1999. 4to, original pictorial card covers, spiral-bound. (392) pages; illustrated. Fine. The most comprehensive work on the subject, printed in small numbers and in high demand. More