Catalogs for all three Spink sales are available as downloadable PDF documents. Online bidding options are available.

The auction includes 615 lots of China and Asia stamps, covers and collections.

The uncanceled stamp is affixed to part of a Vin Fiz souvenir card, the back of which shows a portrait of pilot Calbraith Rodgers and part of his Vin Fiz Flyer biplane.

The Rarities of the World sale celebrates the 90th year of the firm founded by Robert A. Siegel.

While there are high-priced rarities in this sale, collectors will also find many items that are available with much more modest bids.

The second part of the Byerley Nicaragua collection consists of 307 lots of stamps, postal history, specimens, plate proofs and more.

A number of name collections will be sold during the three-day auction.

The CIA Invert block is one of the 1,215 lots of U.S. and worldwide stamps, proofs, postal history, large lots, collections and additional material offered in the upcoming sale.

The two-day U.S. sale features almost 900 lots and opens with an attractive selection of essays and proofs, specimens and postmasters’ provisionals.

The auction includes more than 2,100 single lots and 4,400 collections.

First to cross the Spink auction block will be 400 lots of Great Britain stamps and postal history.

Numerous appealing and eye-catching items of postal history to satisfy a broad range of collector budgets will be up for bids in both sales.

Highlights of the sale in New York City include free franks, autographed letters, imperforate classics and Civil War patriotic covers.

Bidders will find items to suit a broad range of budgets and collecting interests.

The quality throughout the auction is very high, with 27 stamps grading 100 to indicate mathematically perfect centering.

The Mauritius sale offers stampless covers and additional items through the 1858-62 Britannia issue.

Many of the 144 lots feature covers documenting disruptions and other unusual factors that affected mail transport during the war years.

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.