The Adventures of James Bond Junior 003½ is a 1967 James Bond spin-off novel carrying the Glidrose Productions copyright. It was first published in the United Kingdom by the Jonathan Cape publishing company in 1967 and later in 1968 in the United States by Random House. The American edition was retitled 003½: The Adventures of James Bond Junior. The novel was written under the pseudonym R. D. Mascott.

Ian Fleming Publications is the production company formerly known as both Glidrose Productions Limited and Glidrose Publications Limited, named after its founders John Gliddon and Norman Rose. In 1952, author Ian Fleming bought it after completing his first James Bond novel, Casino Royale; he assigned most of his rights in Casino Royale, and the works which followed it to Glidrose.