1925, Nathan Hale, ½c olive brown, bottom sheet margin plate No.17047 single, full OG, NH, PSE certificate, Superb 98, Spec. Grade C.v. $140 (Image)

1930, General von Steuben, 2c carmine rose, full OG, NH, PSE certificate, Superb 98, Spec. Grade C.v. $100 (Image)

1932, Washington Bicentennial, 2c carmine rose, full OG, NH, PSE certificate Superb 98, Spec. Grade C.v. $135 (Image)

1933, American Philatelic Society issue, Century of Progress, 1c deep yellow green and 3c purple, panes of 25, ten of each, no gum as produced, NH, VF, C.v. $400 (Image)

1940, Authors, Poets, Educators, Scientists, Artists and Inventors, 1c-10c, six complete sets of five, all with full OG, NH, each one graded by PSE from XF-Sup95 to Superb98 (30 certificates are included), Est. $800-$1,000 (Image)