(1) All Exits and other doors or openings intended to be used for the purpose of exits shall-be indicated by notices in the language understood in the locality in white letters 17.5 centimeters long, upon a black background painted on or above the doors at least at 2.05 meters above the floor.
(2) The words "No Exit" in the language understood in the locality shall be similarly painted upon all doors in sight of the audience which do not lead to exits.
(3) All electric "Exit" signs shall be fitted with an auxiliary bulb capable of properly illuminating the sing 'the bulbs shall be fed from dry batteries or accumators, which shall be kept in proper working order, the switch of the auxiliary bulbs should be fixed in an easily accessible position in the corridor and not inside the Auditorium.
( 4) Nothing in this rule shall apply to Touring Cinemas.