Irish Diaspora Mail to Ireland: Uruguay-Navan: 1874 Cover from Nueva Palmira to Navan, Ireland with 1866-76 10c green paying internal postage Sent by private ship Black “6d” applied in London “CORREO / NUEVA PALMIRA / 20 JAN 74” greenish oval on face A very fine cover A very rare usage, acceptance and destination Backstamps: “SHIP-LETTER…