The U.S. Postal Service has announced they will offer a limited number of Muscle Cars Forever stamps beginning on February 22nd. The stamps are available featuring one of five different classic muscle cars: 1966 Pontiac GTO, the 1967 Shelby GT-500, the 1969 Dodge Charger Daytona, the 1970 Plymouth Hemi \’Cuda, and the 1970 Chevelle SS.Artist Tom Fritz based his artwork on photographs of the cars. This Forever Stamp collection marks the third issuance in the America on the Move series. The Muscle Cars stamps are being issued as Forever stamps in self-adhesive sheets of 20 (4 of each design).