1858, Small Figures, 10c green, diagonal half, complete to wide margins, used as 5c on cover from Salta to San Juan, tied by ornamental "Salta/Franca" hs, dated with pencil on reverse as June 14, 1860. Rarely found with such a superb strike. (Image)

1858, Small Figures, 15c blue, one third cut horizontally and used as 5c, representing the portion at top, large balanced margins, tied to piece by "Salta/Franca" ornamental cancel, very fine. Only six or seven examples of this trisect usage are believed to exist on piece. Cert. Del Mazo (2023). (Image)