Lot
1855 
Mexico, 1868, 25c blue on pink, Chihuahua. Imperf singles on 2 covers from correspondence; each tied by "Guadalupe de Calvo" straight line cancels (Schatzkes #155) on docketed folded letters, one cons 21-69 with cancel in red, other cons 21-71 in black; cover file fold affecting '69 stamp, F.-V.F. Scott No. 61 Estimate $100 - 150.
Realized: $70