Mary Martin Postcards is a three-generation family business and the largest postcard operation in the world. In addition to a showroom in Havre de Grace, Maryland, the company is a presence at postcard shows worldwide, and produces many shows, including the nation's largest postcard show.
Thank you for your interest in our ebay auction. If you wish to pay for your purchase with a charge card you may phone us at 800-899-9887 Mon – Fri 9:30 – 4:30 eastern time. We accept Visa, MC, Discover and American Express. At this time we DO participate with PAYPAL . If you are a Maryland resident please add 5% sales tax to your winning bid.
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