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.