Front:
"ACCIDENT-PROOF" ESCALATORS
PLEASE
HANDRAIL
TEP
*****STAR FEATURES OF THE CHICAGO SUBWAY
*Ventilation *illumination *Escalators *Safety *Comfort
Back:
ON
greater innovation could have been installed
than the reversible type, "accident-proof," Esca-
lators. They are designed to meet the rush hour
crowds, save waiting and delay and conserve
strength and vitality. Each will handle over 8000
passengers per hour. Every known safety device
has been applied to them.
Modern design for comfort, convenience and safety
of patrons has been the keynote of construction.
BLACKSTONE STUDIOS, CHICAGO, ILL.
GENUINE BLACKSTONE PRINT.
Travel in the Chicago Subway is pleasant and com-
fortable, speedy and safe.
LATE
