The depiction of a hunting element on United States federal duck stamps is permanent and will be a requirement for participating stamp artists every year.

The author seeks assistance in deciphering a signature on a U.S. 1934 Byrd Antarctic souvenir sheet.

The stamps are listed and valued in the Scott Specialized Catalogue of United States Stamps and Covers with catalog numbers prefixed with the letter “K.”

Having these numbers handy will allow you to easily locate these stamps in the Scott catalogs and learn about their production and values.

The stamps will be placed on sale on their original issue dates, without a first-day ceremony.

Expertizing determines EDUs, and Scott editors will change the EDU date based on a recognized certificate stating an earlier date than previously documented.

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

A neat cancel is just as effective for purposes of revenue protection as multiple cancels that obliterate a stamp design.

The American Philatelic Research Library is now taking research, book borrowing, and scanning requests.

Collectors and postal customers will be able to choose from 10 envelope varieties, although the imprinted stamp appears to be the same on each variety.

Some American Colonies began issuing embossed stamped revenue paper as early as 1755.

Over the past six months, three collectors have contacted Linn’s Stamp News to report new finds.

After weeks of speculation, concerns about the coronavirus COVID-19 pandemic forced the show sponsors to cancel the event, which was scheduled for Aug. 20-23 in Hartford, Conn.

Also this week, uncovering the regulations that determine when undeliverable U.S. mail is treated as wastepaper, and a 1997 souvenir sheet from Burkina Faso performs well in an online auction.

The virtual celebration is a collaboration from the Ebony Society of Philatelic Events and Reflections and the American Philatelic Society.

Stamps.com said its product, known as PhotoStamps, has advantages over the Postal Service's commemorative stamps.

The story of the Harlan F. Stone FDCs is a tale of problems, starting with the selection of Stone’s birthplace, Chesterfield, N.H., as the location for the first-day ceremony.

The counterfeit is a reasonable facsimile though somewhat darker than the genuine, and it was printed by offset rather than intaglio.

There won’t be a first-day ceremony for these stamps because of current social distancing guidelines.

The online festivities included videos from many of the gardens displayed on the stamps, as well as a Q&A session with a panel of experts.