Mobile, Ala., 5¢ blue #58X2 tied neat town double circle datestamp Aug. 23, 1861, on ad cover with blue cameo of Walker, Mead & Co./Mobile in shape of belt, addressed to Mrs. John J. Walker, Choctaw Agency, Oktilbeeka Cty, Miss., 2002 CSA certificate and 2016 PF certificate noting back flap repair but neither the fact that it is also professionally cleaned and address ink reinforced. Ex Haub. SCV $6,000 for stamp on cover without ad corner card. $2,500.