The 103 lots in this first sale include some of the finest and most consequential covers in the collection.

Collectors seeking graded stamps will find a number to choose from in the selection of U.S. stamps up for bids Dec. 14.

Bidders, regardless of budget, are sure to find something of interest for their collections.

One of the highlights of the general foreign offerings is an oversized registered cover franked with a complete set of Iceland’s Parliament Millennium stamps.

U.S. definitive and commemorative issues of the 19th century and early 20th century are well represented, beginning with the 1847 issue and continuing through 1979.

Classic stamps and covers of Europe from the renowned collection of Arthur S. Przybyl will be up for bids.

The Kangaroo and Map stamps were issued in 1913 and are so named because they picture a kangaroo superimposed over a simplified map of Australia in white.

The extensive seven-day auction series will feature 10 separate catalogs.

A 1918 Jenny Invert and the unique unused 1851 Hawaii 2¢ Missionary are among the iconic rarities and desirable stamps in top-notch condition up for bids.

The sale will open with 73 lots of Great Britain, including British offices in China and Morocco. The rest of the approximately 1,100 lots feature the British Empire from Aden to Zululand.

U.S. stamps from the classic period through modern issues are the focus of the first two days of the sale, along with an extensive selection of modern errors, freaks and oddities.

A specialized section of United States postal cards includes a number of infrequently seen rarities, scarce errors and more.

The sale is the 11th in Siegel’s long-running series of Scarsdale collection auctions that began in April 2006 with United States Columbian and later issues.

The majority of the two-day auction is concentrated on worldwide stamps and postal history, beginning with Argentina and proceeding through the alphabet to Yemen.

The Oct. 6 sale will offer the Alan Holyoake grand prix collection of British and international registered mail.

Eubanks assembled his remarkable collection with a discerning eye guided by discipline and extensive knowledge of this fascinating series of stamps.

Leading off the three-day series of sales on Sept. 30 are the Gary B. Nash collection of British Commonwealth and the collection of U.S. postal history formed by James E. Challenger.

More than 450 lots of choice United States and Civil War postal history will be featured in Robert A. Siegel Auction Galleries’ Sept. 28-29 auction in New York City.

The auction includes more than 2,200 lots and features name collections and material from more than 40 other consignors.

Included in the Greca collection is an attractive assemblage of 33 covers franked with Cape of Good Hope Triangle stamps.