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Stamps (Philately)/Expert Profile
Expertise
I am a collector of United States postage stamps, and also a stamp dealer. I`m a member of the American Philatelic Society (APS). My principle area of interest and expertise is in United States Stamps.
Experience in the area
I've been selling stamps on the internet since early 1996. I maintain a stamp web page that concentrates on mint US stamps issued generally between 1890 and 2009. I'm an active seller on ebay.com since 1996, under the user id "mleon". You can find my web page at http://www.forwardedge.com/usmints.html
Education/Credentials
I have a Bachelor of Science degree in computer science from the University of Nevada at Las Vegas, 1984.
Average Ratings
Recent Reviews from Users
K = Knowledgeability C = Clarity of Response P = Politeness| User | Date | K | C | P | Comments |
|---|---|---|---|---|---|
| Nancy | 02/12/12 | 10 | 10 | 10 | Thank you for taking the time to ..... |
| Sandy | 02/03/12 | 10 | 10 | 10 | |
| Jim | 01/30/12 | 10 | 10 | 10 | Thanks Mark! Any thoughts how to sell ..... |
| Irene | 01/27/12 | 10 | 10 | 10 | Thank you for the quick expert response ..... |
| Roberta | 01/21/12 | 6 | 9 | 9 | Answer was more along the lines of ..... |
Recent Answers from Mark Leon
2012-02-11 stamps:
Michelle, You can look up the retail value of all your stamps at your local library. Ask at the reference desk for the Scott Specialized Catalog of United States Stamps and Covers. There you will
2012-02-08 precancels stamp us:
Dehu, I don't deal in precancels, but you can find buyers and sellers of US precancels on ebay.com. -Mark Leon I deal in United States Stamps http://www.forwardedge.com/usmints.html American
2012-02-08 1 1/2 cent stamp of a woman in 1949 on stamp post marked Miami fl:
Nancy, There were three different stamps issued using the 1938 1½¢ Martha Washington design - a sheet version, a horizontal coil, and a vertical coil. All three are common in used condition, valued
2012-01-31 FDC Stamps:
Chad, A major library will have the Scott Specialized Catalog of United States Stamps and Covers in the reference section. You will be able to look up the value of all US first day covers there. The
2012-01-31 Value of a First Issue:
Sandy, What you have is an event cover rather than a first day cover. Event covers are not cataloged and their value is speculative. I saw an example of the cover you describe offered on ebay.com
Answers by Expert:
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