American Telegraph Company, Blue Cameo Corner Card, Traveler Building Boston, 1857

Blue embossed seal of the American Telegraph Company featuring an eagle in clouds with 13 stars overhead and lightning bolt design, inscribed "PRINTING AND MORSE LINES, TRAVELLER BUILDING, 31 STATE ST. BOSTON." Addressed to W.C. Gregg, not post office delivered. The cover with a horizontal crease through the cameo.