There will be two prizes given to the winners: one for the best philatelic line and one for the best nonphilatelic line.

The 2025 volumes are the 181st edition of the Scott Standard Postage Stamp Catalogue.

The Flag stamps have four designs and were issued June 14 in four formats printed by two printers, Ashton Potter and Banknote Corporation of America.

Each of the new Autumn Colors stamps showcases a picture taken by Allen Rokach (1941-2021), a highly acclaimed nature and garden photographer.

Every person touring the truck was given an engraved souvenir sheet showing the White House. The souvenir sheets, which were not valid for postage, were printed aboard the rolling museum.

The three covers marked “Sterilized” are addressed to the same family and were sent between November 1924 and June 1926. The markings are identical, and all are in light purple.

The United Nations Postal Administration will host a first-day ceremony for the World Heritage stamps Thursday, Aug. 15, at 1:00 p.m., during the Great American Stamp Show taking place Aug. 15-18 in Hartford, Conn.

Four miles west of Tuscarora is Point of Rocks, Md., whose 1873 Gothic Revival railroad depot is one of five historic terminals featured on a set of five 2023 Historic Railroad Stations stamps.

This is Knight’s fourth National Duck Stamp Collectors Society stamp. Her artwork appears on the 2013, 2018 and 2021 NDSCS stamps.

Highlights include a bourse (sales area) of more than 75 dealers from the United States and overseas offering stamps, postal history and supplies; a cachetmakers’ bourse; more than 800 frames of competitive exhibits; and meetings and seminars covering a wide array of topics.

Sony Pictures Studio in Culver City, Calif., played host to the first-day ceremony for the new United States Alex Trebek commemorative forever stamp.

On July 24 Canada Post issued a stamp commemorating the life and legacy of Toronto-born filmmaker Norman Jewison (1926-2024).

The Collectors Club of Chicago will make yearly donations of $5,000 to the Boston 2026 World Expo.

Also this week, an unusual parachute mail experiment from Fort Campbell in Kentucky, and the hot market for modern Mongolia stamps.

The California State Fair mascot, Poppy the Bear, receives a special birthday shout-out on the pictorial postmark shown nearby.

American First Day Cover Society president Lloyd de Vries designated Saturday, Aug. 17, as National Cachetmakers Day in a July 11 presidential proclamation.

It isn’t that often we get a window into what the Citizens’ Stamp Advisory Committee (CSAC) looks like.

Monaco issued its first stamps in 1885: a set of 10 stamps bearing the likeness of Prince Charles III.

Specifically, the error stamp is an example of the Freedom Flag coil stamp (Scott 5789A) printed by Banknote Corporation of America in rolls of 100.

Each stamp in the Royal Mail set of eight features a monster from the game, and the souvenir sheet stamps depict different types of character classes players can choose in the game.