1843 Stampless cover originating from Havana, Cuba, and forwarded to New York by Collomb & Iselin, with black oval forwarding handstamp 'FORWARDED BY COLLOMB & ISELIN NEW YORK.' After reaching New York, it was further forwarded by Harnden & Co., indicated by the red oval 'FORWARDED BY HARNDEN & CO. FOREIGN LETTER OFFICE.'