Lot 837
837
El Banco Minero Chihuahuense, a small group of Proofs and Specimen sheets from the 1880 issue, comprising 25,50 Centavos and 1 Peso (Pick S172-S176), also some development and production materials including various Proof sheets(56)

Details
El Banco Minero Chihuahuense, a small group of Proofs and Specimen sheets from the 1880 issue, comprising 25,50 Centavos and 1 Peso (Pick S172-S176), also some development and production materials including various Proof sheets(56)