Detroit Mich. Postmark Cross-Slit Cork Cancel 1879 Adv. Dept. Wm Johnston & Co

The product is a United States postage stamp featuring a cross-slit cork cancel from 1879, originating from Detroit, Michigan. It is a fancy cancel with an advertisement from Wm Johnston & Co's Adv. Dept. The stamp is ungraded and uncertified, making it a unique and collectible item for those interested in rare and unusual postage stamps. Buyer accepts item as being delivered when I indicate that it has been mailed, unless you request tracking and pay additional costs. We all determine conditions differently so examine scans and determine condition for yourself. Please ask any questions before bidding.