Lot 411 o
Mexico, Mexico 8r Black on Red Brown, Private Sewing Machine Perforations, nice example showing sewing machine perfs on two sides, cancelled Mexico (Schatzkes 821) double circle postmark, trivial pinhole which may be from perforator, Very Fine and rare; signed Josling, with 2023 M.E.P.S.I. certificate (which declines opinion as to manufacturer or when the stamp was perforated).Scott No. 11 Estimate $300 - 400.
Dr. Iglesias purchased this stamp from renowned expert John Bash in 1983 for $100.