Denver City, K.T., Nov 7, 1860 "Tombstone" Postmark, clear strike of serifed date stamp (second type) on cover to Ripon, Wis., franked with 1857, 3¢ dull red, gutter margin single canceled by grid handstamp, with original enclosure datelined "Missouri City, Nov. 10th/60"; stamp with small margin tear at lower right and cover slightly reduced at right, otherwise Very Fine. Estimate  $500 - 750. $0 (Image)