Amazon.com: Luckey's Hummel Figurines and Plates: Identification and Price Guide (12th Edition): 9780873494724: Luckey, Carl F.: Books
The Official M.I. Hummel Price Guide: Figurines & Plates (Hummel Figurines and Plates): Von Recklinghausen, Heidi Ann: 9781440237133: Amazon.com: Books
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