1901, 10¢ Pan-American, top margin single with part imprint, o.g., never hinged, precision centering amid evenly balanced margins, strong colors, fresh and immaculate, Extremely Fine; with 2012 P.S.E. certificate. Scott No. 299  $325. $0 (Image)

1901, 10¢ Pan-American, o.g., never hinged, deep rich colors, fresh and Very Fine; with 2013 P.S.E. certificate. Scott No. 299  $325. $0 (Image)

1901, 10¢ Pan-American, o.g., lightly hinged, beautifully centered amid nicely balanced margins, bright and fresh, Extremely Fine and choice; with 2012 P.F. Graded certificate (XF90, SSV $190). Scott No. 299  $125. $0 (Image)

1901, 10¢ Pan-American, black oval and traces of purple cancels, perfectly centered amid large beautifully balanced margins, bright colors, Extremely Fine to Superb, a lovely used gem; with 2012 P.F. Graded certificate (XF-Sup 95, SSV $475). Scott No. 299  $33. $0 (Image)