Costa Rica
Republic Pair 50 Centavos 1889 Counterstamps, KM135.2. Lion and shield countermark of 1889 punched on Medellin Cinco Decimos 1885. KM134.2, similar punch on Bogota Cincuenta Centavos of 1880. Both have sharp AEF countermarks and both hosts are approaching VF. Ex. Dana Roberts Collection.
Estimate: 400-500 USD