The "Flagship" sale of United States stamps #660

90¢ blue (39), blue cancellation, a nice example of this rarely offered genuinely used stamp, of which only 180 have been certified genuine by the Philatelic Foundation, one of the more attractive used examples of the 90 cent 1857 issue that was in use for only one year and were demonetized in 1861 due to the Civil War; small fault expertly repaired, Fine appearance; 1981 P.F. certificate. Scott $11,400.