Steamboat. Similar circular handstamps on two covers; in black on 1873 Baltimore, Md. cover (original enclosure) with matching Due 3 in circle handstamp, to Jacksboro, Texas, other in "blue" on Sanannah, Ga. cover to Athens, Ga., straight line "Due 3" handstamp, both franked with tied 3¢ Banknote; minor cover wear, otherwise Very Fine. Estimate  $150 - 200. $0 (Image)