USPS Comic Strip Classics Collectible Stamp Sheet of 20 32 Stamps Scott 3000 1995 - USPS - Classic Collection - 20 Stamp Sheet New - Rare - Limited Edition - Collectible Out of Production - Flash Gordon / Nancy / Popeye + more Yellow Kid / Krazy Kat / Dick Tracy / Alley Oop / Blondie Comic Strip Classics - 32 cent stamps