Frey, Albert R., The Dated European Coinage Prior to 1501, New York, New York, 1978, 120 pages, hardcover, this is a reprint of the original version published by the American Numismatic Society back in 1915 with revisions by David Cervin. David Cervin had the best private collection of these coins in the world at that time. This edition includes Cervin's price guide supplement.
Estimate: 20-30 USD