Lot
2571 
Mexico, 1861, Second Issue, 4r black on yellow, Monterrey, horizontal bisect, bottom portion of stamp, tied by boxed Monterrey date stamp (Schatzkes 860) on 1861 folded letter sheet to San Luis Potosi, Very Fine and choice, one of the finest of the six examples recorded from this district; with 2019 M.E.P.S.I. certificate. Scott No. 9a Estimate $500 - 750.
Realized: $525