Brucellosis (also known as Malta, Mediterranean or Undulant Fever) has aptly been nicknamed the Corps Disease because of the major role played by the Royal Army Medical Corps in elucidating its nature and discovering its mode of spread, thus leading to its prevention and eradication. This history of brucellosis, incorporating a complete bibliography of all references to the disease in the Journal of the Royal Army Medical Corps from 1903 to 1992, documents the fascinating story of this association.