Mexico, 1861, ½r black on buff, Saltillo. 2 singles, overlapped on piece with Patos boxed date stamp (Schatzkes 1416), Very Fine. Scott No. 6  Estimate $300 - 400. $0 (Image)

Mexico, 1861, ½r black on buff, Saltillo. Viezca boxed date stamp (Schatzkes 1432), large margins, Very Fine and choice, very scarce. Scott No. 6  Estimate $150 - 200. $0 (Image)

Mexico, 1861, ½r black on buff, Saltillo. Horizontal district overprint, right margin pair, tied on piece by Saltillo oval date stamp (Schatzkes 1355), file fold between stamps, Very Fine. Scott No. 6  Estimate $200 - 250. $0 (Image)

Mexico, 1861, ½r black on buff, Saltillo. Right margins horizontal strip of 4, on piece canceled by full Candela boxed handstamp with manuscript date on piece (Schatzkes 1375A+B), large margins, couple light vertical creases, otherwise Extremely Fine, a lovely showpiece. Scott No. 6  Estimate $750 - 1,000. $0 (Image)

Mexico, 1861, ½r black on buff, Saltillo. Horizontal strip of 4, Muzquiz box cancels (Schatzkes 1405), mostly large margins, light natural paper wrinkles, Very Fine and choice; with 1976 MEPSI certificate for on cover. Scott No. 6  Estimate $500 - 750. $0 (Image)

Mexico, 1861, ½r black on buff, Saltillo. Horizontal strip of 4, tied on piece by Saltillo oval date stamps (Schatzkes 1355), file fold between left pair, F.-V.F. Scott No. 6  Estimate $400 - 600. $0 (Image)