Controls and safety devices for automatically fired boilers : an American National Standard
Safety standard for platform lifts and stairway chairlifts
Standard for elevator suspension, compensation, and governor systems
American National Standards Institute.
Guide for inspection of elevators, escalators, and moving walks : includes inspection prodedures for electric traction and winding drum elevators, hydraulic elevators, inclined elevators, private residence elevators and escalators and moving walks.
American Society of Mechanical Engineers.
Safety code for existing elevators and escalators : includes requirements for electric and hydraulic elevators and escalators.