Mexico, 1887-95, 1c Numerals perforation errors, 5 items; includes an almost complete sheet (96 stamps out of 100) showing several perforation errors which includes 8 vertical pairs imperf between, examples of perf 5 ½ x 11, imperfs between and imperforate pair, all mounted on exhibition page, Very Fine, Scott only catalogs horizontal pairs imperf between, if valued this way the catalog value is $1,250+. Estimate  $350 - 500. $0 (Image)