Lot
1637 
Mexico, 1861, 1r black on green, five singles + 2r black on pink, Mexico. All tied by Diligencias oval cancels on folded letter sheet to Puebla, 7 reales rate with "Muestra" (samples) endorsement; couple faint file folds affecting two stamps, F.-V.F., a very unusual and rare combination, possibly unique. Scott No. 7+8 Estimate $600 - 800.
Realized: $600