Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World, Part 2

German Revenues and Non-Postal stamps

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Start price: $100

Buyer's premium:

1938-40(c), Worker’s Vacation Saving stamps, 30pf- 2.50m, set of ten in blocks of four, some with sheet margins, full OG, NH, VF, Est. $200-$250