As in previous lists, mention is here confined generally to units specifically authorized by law or established by the President by executive order or Reorganization Plans under general authority vested in him. Changes in units created by heads of departments or independent establishments are excluded unless of major importance.

Advisory Committee on Fire Fighting and Prevention. Appointed by the Director of State and Local Coöperation of the National Defense Advisory Commission on December 5, 1940, to study the problem of fire prevention in the defense program, to provide for development of methods and training, and to disseminate information.