Number 23 in an Edition of 300; PC10 No.4; signed by McGuire and Faust. Double side, two color letterpress printed postcard with a vintage style cartoon illustration on verso and recto. A disc of paper that spins is affixed to the card with a brass fastener--"Time Marches On and On and On...", "Stop and Smell the Grindstone". CBA copy is accompanied by a gray Purgatory Pie Press mailing envelope, "Do Not Bend. CBA copy is accompanied by a gray Purgatory Pie Press mailing envelope "Do Not Bend. It's Art."; postmarked 19 Jul 1991.