The principles and techniques of mechanical guarding - Griffin, William Gatewood; Homan, Sheldon William; United States. Bureau of Labor Standards (Washington] : U.S. Dept. of Labor, Bureau of Labor Standards, 1959)
"Replaces Special bulletin no. 7, Suggested standards for industrial safeguards," issued in 1942 by the Bureau under its earleir name, Division of Labor Standards.
Keywords: Machinery -- Safety appliances