1912, 2¢ carmine, Schermack type III & gauge 12.5 compound perforations, single clearly showing both type perforations at left, tied by "Patterson, N.J., Jun 10, 16" machine cancel on Elliot's High Grade Jewelry corner card cover; light corner crease in stamp, otherwise Very Fine, a very rare compound perforation variety on cover. Scott No. 409 var.  Estimate $300 - 400. $0 (Image)