Philadelphia Despatch Post, 1843 (3¢) black on grayish. Large margins, light blue manuscript cancel and tied by red 3 handstamp on locally addressed folded letter sheet, with red "D.O. Blood & Co., City Despatch, Paid" circular handstamp at left; sheet missing sideflaps, Very Fine, an extremely rare usage of the City Despatch Post striding messenger stamp on cover, ex Kleman, Emerson, Brown; with 2009 P.F. certificate. Scott No. 15L3  $12,500. $0 (Image)