Also this week, an exploration of Pan American Airways Africa and Foreign Air Mail route No. 22 during World War II, and a look at a fascinating philatelic chapter in the histories of Oxford and Cambridge.

The stamps showcase three recent missions to destinations on and around the Red Planet by the United States, United Arab Emirates and China.

The 2022 Crawford medal winner will be announced June 29, at the end of the newly inaugurated Crawford Festival.

Two stamps showing photographs that capture the colors of autumn topped the popularity poll to select Finland’s most beautiful stamp of 2021.

Ukrposhta, Ukraine’s post office, reported a near sellout of its two stamps with the theme “Russian warship go f--- yourself.”

Canada Post issued its nondenominated permanent-rate (currently 92¢) Salome Bey stamp in a booklet of six.

Also this week, the mystery behind a recently discovered batch of fake Shrub Oak Local Post covers, and rules that govern when a folded postcard must be sent as a letter in an envelope.

Many of the sets are relatively inexpensive and available to most collectors.

These are the first stamps issued by Jersey to match the new postal rates for 2022.

Ten new British stamps feature 10 different birds that migrate to the United Kingdom each year.

The stamps reproduce Boris Groh’s winning design in the contest with the theme “Russian warship go f--- yourself.”

Canada Post issued a stamp on April 12 marking Eid al-Fitr and Eid al-Adha, the two most important festivals in the Islamic calendar.

Estonia, Poland and Austria recently issued stamps showing their solidarity with Ukraine.

Canada Post issued this nondenominated permanent-rate Organ and Tissue Donation stamp April 7 in a booklet of 10.

Included in the April 4 issue are four international-rate stamps, seven low-value definitives and three high-value definitives.

Venezuela issued the stamp to honor Columbus and to commemorate its participation in the 1893 World’s Columbian Exposition in Chicago, Ill.

There is no specific year date for the digital catalogs, which means users will always have the most current version of the catalog.

The United States, Algeria and Albania are among the countries that were extensively reviewed.

After a nearly two-year delay, philatelists and dealers from across the world gathered Feb. 19-26 in a large-scale global event.

Also this week, the husband-and-wife design team that changed British stamps forever, and an upbeat report about the London 2022 international stamp exhibition.