U.S. Stamps and Postal History

Three Jenny Invert errors sell at auction within 10 days Three Jenny Invert errors sell at auction within 10 days
Three examples of the famous Inverted Jenny, the 1918 24¢ airmail stamp with the biplane in the center printed upside down in error (United States Scott C3a), crossed the auction block over the course of 10 days. (Read more...)

White House hosts Harvey Milk stamp ceremony White House hosts Harvey Milk stamp ceremony
The White House hosted an unusual first-day ceremony for the Harvey Milk commemorative forever stamp issued May 22. (Read more...)

Modern U.S. Mail: fees for U.S. shortpaid mail Circumstances determined handling, fees for U.S. shortpaid mail
This is the first of two Modern U.S. Mail columns that will describe how, during the period of 1928 to 2014, the United States Post Office Department and then later the U.S. (Read more...)

U.S. Stamp Notes: Censored mail and the Manhattan Project Censored domestic mail and the secret Manhattan Project
Why would a domestic letter within the continental United States be censored? (Read more...)

Upright Jenny Invert pane found in Virginia; tally at 18 Latest upright Jenny Invert pane found in Virginia; tally at 18
A new find of the intentionally created upright variety of the United States $2 Jenny Invert pane surfaced recently in Virginia. (Read more...)

Two Hot Rods forever stamps debut June 6 in York, Pa.
Two classic hot rods will debut on new forever stamps to be issued June 6 in York, Pa. (Read more...)

First-Day Covers: collecting jargon First-day cover collectors have a language that’s all their own
Just like mainstream stamp collecting, first-day cover collecting has its own jargon. This is particularly true in the United States, where U.S. Postal Service guidelines allow more latitude for creating FDCs than collectors find in other countries. (Read more...)

Second plate number on 34¢ Hummingbird coil Second plate number assigned to new 34¢ Hummingbird coil
Just months after its Feb. 7 issue date, the United States 34¢ Hummingbird coil stamp (Scott 4858) has been found with a new plate number of P22222. (Read more...)

U.S. Stamp Notes: Expertizing tools Tools can help you determine if your stamp is worth expertizing
I promised in the last expertizing column (Linn’s, April 28, page 6) that this installment would focus on the tools that expertizers use. (Read more...)

Essays and Proofs: Producing plate proofs United States plate proofs printed on India paper and cardboard
Plate proofs are the result of “proving” the finished plate. Just as die proofs were used to check the accuracy of a finished die, plate proofs were used to check the accuracy of the finished plate before it went into production. (Read more...)

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