4c Trans-Mississippi (287). Original gum, brilliant color, Jumbo margins and outstanding centering, Extremely Fine Gem, a superb stamp in every respect, with 2007 P.S.E. certificate (OGph, Superb 98 Jumbo; SMQ $880.00 as 98, unpriced in higher grade), this is the highest grade awarded in any condition category and only two other hinged stamps have equaled this grade