Maximum Card Study Unit


The Maximum Card Study Unit (MACSU) is an independent non-profit organization dedicated to the creation, collection, exchange, enjoyment, display, and study of Maximum Cards, by spreading the knowledge of Maximaphily among its members. The activities of MACSU are planned and carried on entirely by the volunteer services of its officers and members. MACSU is Affiliate # 106 of the American Philatelic Society, and Chapter # 67 of the American First Day Society.

The galleries on this site show some of the MAXIMUM CARDS created by members of the Unit.

If you have some cards that you would like to share with our members please email some jpeg files to us!

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