 | Play - 1913 - 594 pages
...each person with 500 cubic feet of fresh air per hour. Motion picture theatres having more than 1,000 cubic feet of air space for each person and having...hours thereafter. No part of the fresh air supply by any of the above paragraphs of this section shall be taken from any source containing vitiated air.... | |
 | New York (N.Y.) - Law - 1922 - 636 pages
...each person with 500 cubic feet of fresh air per hour. Motion-picture theatres having more than 1 ,000 cubic feet of air space for each person and having...before the admission of the audience and at least every 4 hours thereafter. No part of the fresh air supply required by any paragraph of this section shall... | |
 | New York (N.Y.) - 1925 - 368 pages
...space for each person and having outside windows and doors, the area of which is equal to at least y% of the total floor area, shall not be required to...before the admission of the audience and at least every 4 hours thereafter. No part of the fresh air supply required by any paragraph of this section shall... | |
 | American Society of Heating and Ventilating Engineers - Air conditioning - 1912 - 348 pages
...occupant and five hundred cubic feet or more of air space for every cubic foot of gas burned per hour shall not be required to have artificial means of ventilation, provided the area of the exposed windows and doors is equal to one-eighth of the Hoar area of such rooms or apartments.... | |
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... of the total floor area, shall not be required to have artificial means of ventilation, provided the air is thoroughly changed by freely opening doors and windows, immediately before the admission of the audience and at least every 4 hours thereafter.... 