Stamp 1991, Maldives Hummel 8v, 1991 - Collecting Stamps - Freestampcatalogue.com - The free online stampcatalogue with over 500.000 stamps listed.
Other - ITALIA 1864 - Saggi Hummel - L. 2 bruno - firmato (g5516)
How to Identify Hummel Trademarks - Antique Trader
Identifying Hummel and Goebel Marks of Authenticity | LoveToKnow
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Maldive Islands # 1543-1550, Hummel Figurines, NH, 1/2 Cat. | Asia - Maldive Islands, General Issue Stamp / HipStamp
Amazon.com: Grenadines Christmas 90 Hummel Souvenir Sheet I | Christmas & Hummel Figurines Collectible Mail & Postage Stamps from 1991 | Scott 1254 | Famous Postal Stamp & Mailing Gift for Collectors
3) Bioks on Hummels, (6) framed mini plates, (2) framed St. Vincent Hummel stamps | Art, Antiques & Collectibles Collectibles Decorative Collectibles Collectible Figurines & Hummels | Online Auctions | Proxibid