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Summer Seminar

Summer Seminar on Philately is a once-a-year opportunity to expand your philatelic knowledge and meet others who share your passion and interests. All courses are led by philatelic experts who are accomplished writers, exhibitors, experts, dealers, and specialized collectors.


June 21-25, 2020


Early Bird Registration runs until March 31st.

Questions or Comments?:

Call: 814-933-3810 or Email:

Washington - Franklins: Part 2 - Expertizing

A 2-Day Course Presented by Guy Gasser

Wednesday, June 24 – Thursday, June 25, 2020

Can you determine if a stamp from the Washington–Franklin series is genuine, altered, or fake? Discover the resources and develop the skills for expertizing stamps from this series.

Course Description:

Practice with artifacts as you learn how stamps of the Washington-Franklin series are commonly altered and/or faked. Identify “look fors” most often used when determining authenticity (or not). Recognize the most common alterations and fakes. Spend two-days becoming more comfortable using a computer and other resources during the examination process.

Intended Audience:

Collectors who are interested in the expertizing process, in general, and Washington-Franklin fakery, in particular

***This course can be taken as a continuation of Washington-Franklins: Part 1 - Identification, or as a stand-alone for those individuals wishing to develop their expertizing skills and already possessing the skills necessary for identifying the stamps in this series.


Meet the Instructor

Guy Gasser

A West Point graduate and career Army man, Guy Gasser, retired after 30 years of service to his country. He has collected stamps on and off for over 40 years and enjoys helping others learn about and enjoy philately.
Guy has been a member of the APS since 2004 and also holds memberships in the U.S. Philatelic Classic Society, the U.S. Stamp Society, the Collector’s Club of NY and two St. Louis area stamp clubs.

There are 4 spaces left in this course

Course Listing

4-Day Courses Monday-Thursday (June 22-25)

Important Information

Distinguished Philatelist

Distinguished Philatelist Dennis Gilson

The Summer Seminar Distinguished Philatelist award recognizes an individual who has demonstrated dedication, leadership, and commitment to the hobby. 

Dennis has been a member of the American Philatelic Society since January 1977 and received the 2016 Luff Award and the Century Award Plaque. He is a member of the APEX Expert committee, volunteers regularly at the APC and is an esteemed Summer Seminar Instructor.

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