Ep. 62: Mark Rosenberg: CEO and Founder of HipStamp

Written by Michael Cortese

Mark Rosenberg discusses the motivation behind the founding of Hipstamp, and how the platform differs from other philatelic commerce sites.

https://www.hipstamp.com/

Michael Cortese
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Ep. 63: Jesse Robitaille: Editor of Canadian Stamp News
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Ep. 61: Peter Congreve: The Philatelist as Social Historian