1844 registered front sent from Puebla to Cholula, with Official Secreatari de Hacienda cachet, various other postal markings, v.f. (Image)

Est.$150

1856 8r red lilac, Victoria district, part original gum, jumbo margins all around, light vertical crease, otherwise v.f. gem, with 2017 MEPSI certificate, cat. $350 (Cat No. 5) (Image)

Cat. $350, Est.$150

1864-66 1/2r gray, consignment "20-1866", block of four, central Cocula cancel (Schatzkes no. 370), margins all around, v.f., only 300 sent, with 1983 Jaretzky certificate (Cat No. 20d) (Image)

Est.$400

1866 Maximillian 7c lilac gray, consignment "58-1866" (San Luis Potosi), block of 16, four stamps hinged, balance n.h., fine-v.f. (catalogue value for hinged singles) cat. $1040 (Cat No. 26) (Image)

Cat. $1040, Est.$400

1867 8r black, red brown, gothic "Mexico", pos. 1, with large margins all around including plate lines at top and left, v.f. and rare positional piece, with 2017 MEPSI certificate, cat. $275 (Cat No. 40) (Image)

Cat. $275, Est.$150

1867 1r blue, thin paper, gothic "Mexico" overprint, unused without gum, margins clear all around, less than ten known unused, with 2017 MEPSI certificate, cat. $400 (Cat No. 43) (Image)

Cat. $400, Est.$300

1872 12c (36-74), 25c and 100c (36-77), Saltillo issue (Schatzkes no. 1356), used on registered front, fine three color combination, with 1996 MEPSI certificate (Cat No. 94,95,98) (Image)

Est.$350

1872 12c (36-73), 25c and a pair of 50c (36-72), Saltillo issue, used on registered cover, one flap missing and professionally cleaned, otherwise fine and rare as this should have been a front as per mail regulations, but somehow it remained a whole cover (Cat No. 94-96) (Image)

Est.$500

1890 4c vermilion, block of ten, four left stamps imperf. horizontally between, creating two pairs imperf. between, h.r., v.f., cat. $400 (Cat No. 215a) (Image)

Cat. $400, Est.$150

1890 Official cover sent registered to Geneva, franked with single 5c and 6c strip of five, the cover was subsequently forwarded twice, fine-v.f., this is the largest known multiple of the 6c on cover (Cat No. 216-217) (Image)

Est.$200

1890 20c dark violet, block of six, n.h., v.f. (catalogue value for hinged singles) cat. $960 (Cat No. 220A) (Image)

Cat. $960, Est.$200

1915 Mexico Post Office, 5p claret and ultramarine, center inverted, the center is also shifted 5mm to the left, well centered, h.r., slight toning, otherwise v.f., signed Aguirre, with APS certificate, cat. $450 (Cat No. 514a) (Image)

Cat. $450, Est.$250