Collectors will bid on the only known used block of four of Denmark’s 1851 2-rigsbankskilling blue.

The earliest material in this sale stretches back more than three centuries, beginning with folded letters from New France.

The Berg collection will be followed by more than 3,100 lots of German and worldwide stamps, postal history and philatelic literature.

According to Dutch Country, the February 1852 folded letter is from an estate find.

The auction opens with more than 140 lots from the Granzow collection of the 3¢ 1851-57 issue.

In its description of the sale, Cherrystone draws attention to “an exceptional collection” of World War II occupation proofs and essays from Poland.

The sale features numerous scarce and unusual items among the classic postage issues.

Two of the catalogs prepared for the sale feature specialized material from China and Asia, respectively.

A wide selection of classic to modern single stamps, blocks and plate blocks will be available to bidders, along with Canal Zone rarities.

More than 450 lots of Canada also will cross the Eastern auction block. Essays, proofs, classic stamps and modern errors are among the highlights.

The catalog for this Cherrystone auction is titled Rare Stamps and Postal History of the World and offers 1,334 lots, including numerous large lots and collections.

The auction will offer 2,340 lots over the course of three days.

The Dec. 9-13 auction series by David Feldman offers a worldwide selection of stamps, covers and collections in six auction catalogs.

The three-day auction, held in association with Charles F. Shreve, will take place at the Siegel galleries in New York City.

The sale opens with a splendid selection of covers from Baden, the former grand duchy located in southwestern Germany.

The auction will take place at at the Collectors Club in New York City.

The collection, which Cherrystone describes as “compact and powerful,” focuses on pre-World War II issues.

Among the highlights in the 45 lots of the Erivan Switzerland collection is a spectacular 1854 cover sent from Geneva to Paris.

Stamps spanning the globe are the focus of the first day of the sale, with more than 500 lots up for bids.

The auction offers a broad selection of Germany and associated regions, along with many singles and large lots from countries around the world.