Section 80, act Mar. 3, 1879, ch. 182, 1, 20 Stat. 390, related to purchase of supplies and expenditures for new buildings. Section 81, act July 1, 1898, ch. 546, 1, 30 Stat. 640, related to purchase, shipment, and distribution of supplies for National Home for Disabled Volunteer Soldiers. Section 82, act June 11, 1896, ch. 420, 1, 29 Stat. 445, authorized sale of medical and hospital supplies by Medical Department of Army to National Home for Disabled Volunteer Soldiers.