(Wells Fargo & Co.) Buenos Ayres, Jun 14, 1901 (Pima), cds (Meyer 2) on 1884, 2¢ brown entire to St. Louis, with black express frank at top, Tucson transit and receiving backstamps; small portions of backflap missing, Very Fine, the only known express usage from Buenos Ayres. Estimate  $500 - 750. $0 (Image)