Hold old is it? Where was it made? Who made it? Previously issued as Unitt_s Book of Marks, this quintessential guide manufacturer_s marks and other insignia is the perfect identification guide to Canadian, American and European antiques. Included are marks, monographs, labels, seals and more on antique glass, ceramics, pottery, silver, silverplate and dolls. This new enlarged and updated version has been dramatically expanded to include a wide range of new marks with full identification details. It includes Canadian marks from various provinces providing date of manufacturer. Clear and concise mark replicas provide for quick and accurate identification to your family heirlooms, recent purchase, or prized antique.Unitt's Book of Marks on Antiques & Collectibles, Enlarged and Updated was published 2007 under ISBN 9781550418668 and ISBN 1550418661.