Executive Order 470

It is hereby ordered that on Saturdays during July, August and September, until further notice, four hours, exclusive of time for luncheon, shall constitute a day's work for mechanics, laborers and other employees in the civil service at the manufacturing and supply arsenals and depots under the War Department, and in the offices of the division and department commanders and of the various staff officers at military divisions and department headquarters of the army in the United States.

., June 29, 1906.