Pueblo, C. Ty., May 5, cds and matching target handstamp canceling 1869, 3¢ ultramarine on cover to Trinidad, C.T. with lovely printed Thatcher Bros. corner card, with original 1870 letterhead enclosure, accompanied by second similar cover with postmark in red (cover corner nick) and postal card usage in care of Thatchers & Bros., Very Fine. Estimate  $500 - 750. $0 (Image)