Lot
2497 
Mexico, Zacatecas, 1856, 4r red, half used as 2r. Tied to piece by light straight line "Rio Grande" (Schatzkes 1905A, unlisted on any stamps), Very Fine, a very rare postmark and on a bisect; with 1977 MEPSI certificate. Scott No. 4a Estimate $100 - 150.
Realized: $55