In maintaining schools and camps established under , the Secretary of the Army may—

((1)) prescribe the periods during which they will be operated;

((2)) prescribe regulations for their administration;

((3)) prescribe the courses to be taught;

((4)) detail members of the Regular Army to designated duties relating to the camps;

((5)) use necessary supplies and transportation;

((6)) furnish uniforms, subsistence, and medical attendance and supplies to persons attending the camps; and

((7)) authorize necessary expenditures from proper Army funds for—

((A)) water;

((B)) fuel;

((C)) light;

((D)) temporary structures, except barracks and officers’ quarters;

((E)) screening;

((F)) damages resulting from field exercises;

((G)) expenses incident to theoretical winter instruction of trainees; and

((H)) other expenses incident to maintaining the camps.