1910-16, 1¢ green, Wilson Roulette Private Perforations, three vertical pairs and single of #383 and three singles of #481, used with 1915, 2¢ carmine single, all tied by "Pittsburgh Pa." registry ovals on cover with "J. Hull Wilson" corner card addressed to Fred Schmalzriedt in Detroit Mich., purple "Pittsburgh Pa. Registered Nov 10, 1922" backstamps; Very Fine; with 1991 P.F. certificate. Scott No. 383 var., 481 var.  Estimate $200 - 300. $0 (Image)