(Medical - Medicines) Dr. Harter Medicine Co. 2 different illustrated return address covers; one showing Crescent Moon - Iron Tonic logo franked with 1890, 2¢ lake tied by indistinct cds and star duplex, ad text on reverse, other showing Crescent Moon & Wild Cherry Bitters Bottle franked with 4¢ brown pair + 2¢ carmine canceled by target handstamps, matching Mount Vinco, Va. cds alongside, ad text on reverse, Very Fine. Estimate  $100 - 150. $0 (Image)