History of Hummel Figurines -How to Date Old Hummel Figurines | A German Girl in America
Hummel Figurines: Price List, History and Rare Examples
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The Official M.I. Hummel Price Guide: Figurines & Plates (Hummel Figurines and Plates): Von Recklinghausen, Heidi Ann: 0074962016225: Amazon.com: Books
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Hummel Figurines: Price List, History and Rare Examples