An American National Aeronautics and Space Administration (NASA) Escort Badge

United States; Die-stamped bronze gilt with red and blue enamels, maker marked "BLACKINTON", marked "PAT. PEND'G" (Patent Pending), along with a sticker marked "HI GLO" on the reverse, 56 mm x 64.5 mm, screwback post and enamels intact, light contact and surface wear, near extremely fine.