1914, 1¢ green, perf 10x12, deep rich color on bright white paper, neat "Dayton Ohio" precancel, F.-V.F.; with 2002 P.S.E. certificate. Scott No. 423D  $15,000. A RARE SOUND EXAMPLE OF THE 1914 1¢ PERF 10 X 12 ISSUE. The Siegel census of Scott 423D contains 36 used stamps. All the genuine stamps are used, including 30 with the Dayton precancel. $0 (Image)