His areas of specialization include postal history, the German colonies, the German Empire, airmail and Zeppelin mail, as well as Germany after 1945. Cliff Schön learned professional philately from the ground up. For many years, he has expertly catalogued and described philatelic collections and rarities at Germany’s oldest stamp auction house, Heinrich Köhler, providing knowledgeable advice to both consignors and buyers.
As with all our philatelists, his daily work also includes the continuous worldwide monitoring and analysis of the stamp auction market. To describe postage stamps, postal usages, and collections with precision, he must also remain constantly up to date with current philatelic research.