Mexico City, Distrito Federal, Mexico, Banco Nacional Mexicano, 5 pesos front proof, no date 18XX (1882). Frampton-M309p; SCWPM-S251p. Three POCs, mounted on cardstock, uniface. UNC note, unaffected by a small stain on the reverse cardstock, with a "1881" pencil notation on reverse. (Estimate: $800 - 1200)