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MANAGERS AND PROJECTIONISTS 889
jector optical system, electrics and electric appliances as applied to projection work, fire hazard and local laws which apply to projection work. Require that the applicant for license shall have a certain amount of experience, either as a projectionist or projectionist's assistant to be eligible for examination. Establish a minimum age of a projectionist, which in no event should be less than nineteen years. As a matter of fact, twenty-one should be the minimum.
(3) Provide for the licensing of persons to act as assistant to projectionist, and designate what work they may do in the projection room, and what they shall not do, one item of which is that they must not project pictures until a stated period of not less than one-half on the total time of apprenticeship has passed, and then only when a licensed projectionist is present in the room; minimum age to be the requirement for a projectionist less the time of apprenticeship required by law.
(4) Provide for fees to be paid for the licensing of projectionist and assistant; also for annual renewal of the two last mentioned licenses, and fee for the same. These fees should be only sufficient to bear actual cost of operation of the law.
(5) Provide penalties for violation of any provision of law, or any rule or regulation made by the licensing authority.
(6) Provide that license MAY (not shall) be renewed at expiration without re-examination, provided application be made within a stated period, not exceeding thirty days, after such expiration.
In addition to these general provisions we would suggest that the law governing projection rooms should make provision for (a) their thorough ventilation ; (b) a vent flue sufficiently large to carry away all fumes and smoke in case of film fire, same to contain an electric exhaust fan of ample dimensions; (c) a fire shutter fusible link system along the lines suggested on Page 314, (d) forbid placing conduit on the floor surface; (e) that the projection room construction be such that its walls will be thoroughly fireproof, and that either brick, hollow tile, or concrete be required where its use is practical; (f) that the projection room feed wires be large enough to carry the combined current capacity of all apparatus in the projection room, regardless of whether it is ever all used at one time or not; (g) that the wiring be so done that the projectionist will, in case of need, be able instantly to switch on at least a portion of the auditorium