Robert F. Kennedy signed first edition of his book ''The Enemy Within''. New York: Harper & Brothers, 1960. Signed by Kennedy on the front free endpaper in blue ballpoint, ''To Jack / With Best Wishes / Robert F. Kennedy''. Also with a remembrance by the owner underneath, reading in part, ''1960 / Speaking to Alabama Power Management Club in Birmingham - he signed with my new ballpoint pen and did not return it. Agents rushed him out to catch his plane''. Book runs 338pp. and measures 6'' x 8.5''. Bound in green boards with gilt lettering. Original dust jacket has some chipping; very good condition. Book has some light wear, also very good.