Lot
1342 
Mexico 1868, 6c black on buff, San Luis Potosí. Cons 5-71, two horizontal pairs, canceled by San Luis Potosí monogram oval wreath handstamp (Schatzkes 1454) on 1871 folded letter to Monterrey; light file folds affecting one stamp in each pair, F.-V.F. Scott No. 58 Estimate $150 - 200.
Realized: $120