(Home Products) Dobbins Electric Soap, Cleaned. 1873, "I cuts it up and makes de suds…It saves dis nig a lot of rubs" with image of black laundress, franked with 1¢ blue small Bank Note; cancelled by double oval Philadelphia Pa; pamphlet accompanies ""Aunt Matilda's" selected Receipts and Useful Information"; classic piece of ethnic advertising; pamphlet immaculate, cover with slight residue from rubber band does not detract, Very Fine. Estimate  $75 - 100. $0 (Image)