Flag, Hat & Tassels. Red, white & blue design on patriotic cover franked with two 1861-66 2¢ Blackjacks (one with s.e.) tied by grids & "New York" cds, reduced into the design at left, F.-V.F., a very rare usage of Blackjacks on a Patriotic cover. Scott No. 26  Estimate $300 - 400. $0 (Image)