Ecuador: 1943, 10 S. visit of president Arroyo des Rio in the USA, two color pro
Ecuador
1943, 10 S. visit of president Arroyo des Rio in the USA, two color proofs in thick paper, one with, the other one without figure of value. Both in very good condition. Additionally complete set of this issue MNH for comparison. Rare proofs!
Condition: (*) (mint without gum)/** (mint never...