Mexico, 1872, 6c green, "Papel Sellado" watermark, Veracruz, imperf, cons 50-72, bottom 8 stamps in a top margin block of 10, o.g., purple manuscript on reverse bleeding through at bottom, otherwise Very Fine, a rare multiple. Scott No. 81, 93  Estimate $1,500 - 2,000. $0 (Image)