The "Flagship" sale of United States stamps #660

$1 black (311), neat face free black town cancellation, tremendous example of this notoriously difficult used stamp; well centered with extra large margins and detailed impression; one of the few high quality used examples we've seen with an unobtrusive postmark that doesn't obliterate the stamp, Extremely Fine to Superb; 2004 P.S.E. certificate. Scott $95.