Back of the Book

C81 USA and Jet


C82 Silhouette of Jet, 11c Carmine Coil


C83 Winged Envelop, 13c Carmine Coil


C84 National Parks Centennial


C85 Olympic Games


C86 Electronics Progress


C87 Statue of Liberty


C88 Mt Rushmore


C89 Plane and Globe


C90 Plane Globe and Flag


C91 Orville and Wilbur Wright


C91-92 Wright Brothers