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What's New & Articles:

Linn's Stamp News Most Influential Philatelists

A Couple of Pictures from The Great American Stamp Show in Chicago August 2021 Click Here

See Henry Gitner's 2020 Interview! Click here!

Our weekly Linn's ad will now be put on our website at the same time that they become available to Linn's online subscribers. Now every customer will have the first chance at those special items needed for their collection!

To make it a little easier, our Linn's ads that include sales or special discounts will have this icon next to them.

As always, you can view many of our Linn's Stamp News Ads, US or Foreign for the past year, from our web site.

Each one is described individually so you can pick the ad of your particular interest. They are only available in Adobe PDF form.

Click on the following link to view them. Linn's Stamp News Sales

Linn's Stamp News - Here you will find interesting articles by Henry Gitner as well as other authors which will keep you up to date on the latest happenings in the Stamp Market.

Gift Certificates are always available! Take advantage of our HGPi Gift Certificates for that special collector in your family. Click here to get your HGPi Gift Certificates now.

Newsletter: You can now subscribe to our Newsletter! Once you subscribe, you will be emailed once per month updating you about the latest Shows we will be attending, Sales, Price Lists, our latest Linn's Stamp News ad, and more.

Your privacy is important to us and your email address will only be used for this Newsletter. Please refer to our Privacy Policy for more information.

Stamp Shows:

We attend Mega Event Stamp Shows. The following link will direct you to the ASDA web site. There you can view the show dates and other show info that might be of interest:

ASDA Show Calendar

The following link will take you to the APS site for future show dates:

APS Stamp Show Calendar

Upcoming Shows:

June 2-4, 2023

NAPEX 2023, Booth 62-63

Hilton McLean Tysons Corner, 7920 Jones Branch Drive

McLean VA


-August 10-13, 2023

Great American Stamp Show 2023 Cleveland, OH, Booth 414 / 416

Thurs. - Sat. 10 a.m. - 6 p.m. o Sun. 10 a.m. - 4 p.m. Huntington Convention Center of Cleveland - Hall C 300 Lakeside Avenue o Cleveland, OH 44113


We have dedicated this part of our web site to helping collectors learn more about their hobby. Whether you are a novice or an advanced collector, we hope you will find something here to help you enjoy stamp collecting more!

About Those Catalog Values - People do not always know how to read catalog values. Learn About Those Catalog Values; A discussion on how stamp catalog values work and what to expect for your stamps

What's the Difference Part One - What's the difference is an article for new collectors and non-collectors to help them understand what it is philatelists look for in a stamp to distinguish from one issue and another.

What's the Difference Part Two - Part Two of the What's the difference article for new collectors and non-collectors to help them understand what it is philatelists look for in a stamp to distinguish from one issue and another.

The Philatelic Hall of Shame - The Philatelic Hall of Shame presents articles on detecting faked stamps from the collector's perspective. Protect your money and collection! Learn how to tell the difference between such things as genuine perforations and faked ones.

Reperforated Stamps - Many, many stamps on the market today have had perforations added or replaced to make the stamp look better. Learn how to detect reperfed stamps and protect your collection!

Faked Coils - Coil stamps are among the most troubled by reperforations. Learn how to detect reperfed coils and protect your collection!

Regummed Stamps - You can learn how to tell if the gum on your early US stamps is genuine! Some simple facts and observation can keep out of sticky situations with faked stamps!

U.S. Photo Essays and Autographed Plate Blocks History - This is a little background about the U.S. Photo Essays and Autographed Plate Blocks.

CIA Invert error - The CIA invert is the one of the most well known inverted color errors in United States collecting.

Palestine Overprints Identifier - This Guide is intended to assist in the study of the overprints on the stamps of Palestine.


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Henry Gitner Philatelists, Inc.
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