Mexico, 1861, 2r black on pink, Tepeji del Rio. Without district overprint, on 1864 folded letter to Mexico City, tied by clear "Tepexi Del Rio" straight line handstamp (Schatzkes 1617), receiving backstamp, Very Fine, only 189 2r black on pink were sold; with 1987 MEPSI certificate. Scott No. 8  Estimate $1,000 - 1,500. $0 (Image)