The big four expertizing groups in the United States
By A Mystery Man Writer
Last updated 17 Jul 2024
![The big four expertizing groups in the United States](https://www.linns.com/images/default-source/news/united-states-benjamin-franklin-george-washington-bank-note-stamp-coil-fakes.tmb-slide-1900.jpg?sfvrsn=35ff30d1_4)
The certificates of these four expertizing groups are more desirable for a number of reasons.
![The big four expertizing groups in the United States](https://preview.redd.it/some-of-the-oldest-most-valuable-ive-found-v0-81n3nkzslxgb1.jpg?width=1080&crop=smart&auto=webp&s=fac9364800f81e2af7228e1d7272e83833b9e1b0)
Some of the oldest/most valuable I've found : r/stamps
![The big four expertizing groups in the United States](https://bloomerang.co/wp-content/uploads/2016/09/nominating-committee.png.webp)
The 4 C's of Nonprofit Board Recruitment
![The big four expertizing groups in the United States](https://img.yumpu.com/65931025/1/500x640/1-american-philatelist-2021-11.jpg)
American Philatelist 2021-11
![The big four expertizing groups in the United States](https://globalaffairs.org/sites/default/files/2021-02/ccs_greatest-threats-us-security_720x561.jpg)
Greatest Threat: Democrats Say White Nationalism, Republicans Say China
![The big four expertizing groups in the United States](https://img.petfoodindustry.com/files/base/wattglobalmedia/all/image/2023/05/pfi.Pet_ownership_rate_of_four_US_ethnic_groups_INFOGRAPHIC1.jpg?auto=format%2Ccompress&fit=max&q=70&w=400)
Infographic: Pet ownership rates of four US ethnic groups
![The big four expertizing groups in the United States](https://i.redd.it/just-inherited-a-ton-of-stamps-and-some-of-them-ive-found-v0-b8oe97g62cib1.jpg?width=1908&format=pjpg&auto=webp&s=b46b51829caaf719d72dfa9b4602e201fe5a6018)
Just inherited a ton of stamps and some of them I've found seem to
![The big four expertizing groups in the United States](https://stamps.org/Portals/0/adam/Newsroom/QcxmUYAlOECXtgv2pP38GQ/DisplayImage/Add%20a%20heading%20(16).png?w=400&h=210&mode=crop)
How it Works: The American Philatelic Expertizing Service (APEX)
![The big four expertizing groups in the United States](https://media.springernature.com/m685/springer-static/image/art%3A10.1038%2Fs41380-021-01435-0/MediaObjects/41380_2021_1435_Fig1_HTML.png)
Minimum and optimal numbers of psychiatric beds: expert consensus using a Delphi process
![The big four expertizing groups in the United States](https://i.redd.it/some-of-the-oldest-most-valuable-ive-found-v0-k7p16kzslxgb1.jpg?width=3024&format=pjpg&auto=webp&s=a6bccbe6fd7ce5dbd9ebea37658b841ba4af798f)
Some of the oldest/most valuable I've found : r/stamps
![The big four expertizing groups in the United States](https://theprairieecologist.files.wordpress.com/2020/09/enpo200830_d002_1.jpg)
Chris Helzer The Prairie Ecologist
![The big four expertizing groups in the United States](https://i.redd.it/just-inherited-a-ton-of-stamps-and-some-of-them-ive-found-v0-lnzfj3762cib1.jpg?width=3464&format=pjpg&auto=webp&s=6d1dbc8e2c580e76caa55131f3112263de19cfb4)
Just inherited a ton of stamps and some of them I've found seem to have a really huge price they are going for : r/stamps
![The big four expertizing groups in the United States](https://kelleherstampassets.s3.us-east-2.amazonaws.com/Sales/782/870102N4.jpg)
Daniel F. Kelleher Auctions, LLC Sale - 782 Page 1
![The big four expertizing groups in the United States](https://www.yumpu.com/en/image/facebook/62139239.jpg)
August 2018 - Sneak Peek
![The big four expertizing groups in the United States](https://www.preplounge.com/uploads/content-pages/31/1691479206-13xrjmvgla7r.webp)
What Are the Differences Between the Big 4?
![The big four expertizing groups in the United States](https://cdn.aarp.net/content/dam/aarp/money/scams_fraud/2021/12/1140-2021-forever-christmas-stamps2.jpg)
Beware Surge in Counterfeit Postage Stamps
Recommended for you
You may also like