Lot
1689 
Mexico, 1868, 25c blue on pink, Saltillo. Imperf, cons. 30-69, tied by Nava box postmark (Schatzkes 1410A - 125 points for 1856 issue) on cover to Monterrey, neat 1869 letter from a son to his father; light cover toning, F.-V.F. Scott No. 61 Estimate $300 - 400.
Realized: $325