Separate catalogs for each of the four auctions are posted on the H.R. Harmer website, with online bidding options available.

A separate Rarities of the World catalog contains 133 lots with some of the proceeds benefiting the charitable organization Doctors Without Borders.

The auction’s individual lots include material from Asia, Europe, Germany and worldwide, along with topicals and thematics and airmail.

The cover is included in a two-day worldwide auction that also offers a number of U.S. postal stationery items.

Kelleher’s auction of the Patrick collection includes pre-Civil War ship covers, Union and Confederate Civil War postal history, and post-Civil War covers.

More than 1,400 lots, including stamps from Aden to Zululand, will be up for bids during the auction.

Worldwide stamps comprise the lion’s share of the auction and span all parts of the globe.

The wide-ranging selection begins with two classic U.S. postmasters’ provisionals on cover.

Starting things off is an auction of Olympic Games and soccer (football) material.

William S. Langs, who died July 7 at the age of 61, was a well-known dealer in classic U.S. stamps, errors, essays and proofs.

According to Siegel, a number of noteworthy collections will be dispersed during the sale.

The auction offers stamps and postal history of Germany, Europe, Asia and the world, with specialized airmail and ship mail listings.

The sale comprises more than 500 lots, including a significant selection of country collections.

The public auction also offers a large specialized selection of British North America, fakes and forgeries, plus British Commonwealth and other worldwide material.

Among the more than 830 lots in the auction are extensive offerings from the Gordon N. John collection of Colombia and Uruguay.

Featured countries include Austria, France and colonies, Germany, Italy, Poland, Russia, Spain and others.

Among the more than 80 lots of Confederate postmasters’ provisionals in this auction are some particularly rare items.

The auctions include choice items from the Besancon, Dubois, Schindler and Erivan collections.

U.S. 20th-century stamps and U.S. possessions headline the second day of the auction.

The current Erivan sale offers the only complete example of the 1846 5¢ red on buff postmaster’s provisional stamp from Lockport, N.Y.