Sedalia, Colo., Sep 16, cds and matching target handstamp canceling on 1Ā¢ postal card to Denver, Col., reverse datelined "Plum, Sept 16, 1874", Very Fine, one of two known territorial handstamp postmarks known from Sedalia, the other which is only on a piece. EstimateĀ $200 - 300. $0 (Image)