New York Air Valve Corporation 476-478 Broome Street New York THE "AlR-OUT" LINE Syphon thermostatic non-adjustable ` `Air-Out " valves, for eliminating air from steam radiators, operate by the expansion of a phosphor bronze diaphragm, soldered on the bottom of a brass float, containing a volatile liquid.

Publications HEATING 6-- VENTILATING AIR CONDITIONING THE INDUSTRIAL PRESS . . .

Publications Domestic Engineering Magazine Published by DOMESTIC ENGINEERING PUBLICATIONS 1900 Prairie Avenue Chicago, Illinois Yesterday ...

/ Heating Systems Boilers, Cast iron ISStedJS^oes Rwiator @KPORAnoir Member General Office, Detroit 31, Mich.

J,..,. ' dormant nshestoaindustry wall but the secontTattempt, wf pbceslightlymnrethana cent succeeded hcvond j the wildest dij its . backers.

PLAINTIFF'S EXHIBIT MET-518 FROM 1909, WHEN THE METROPOLITAN BEGAN ITS HEALTH AND SAFETY WORK, TO 1959 l 1,711,529,994 health and safety pamphlets, including French editions for use in Quebec, have been selectively distributed in the United States and Canada. 280,204,504 represent the total audience which has seen Metropolitan's health and safety motion pictures in theaters, on television, and elsewhere. 12,625,000,000 advertising messages on health have appeared in national magazines. 53,560 showings of professional and popular exhibits on health and safety have been held.

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11II9 mMfelimY>orrtrannnaflomnni '* acknowledgment that a Bill of Lading has boon ssued and is not tho Original Bill 0| Lading, nor a copy or duplicate, covering the property named herein, and is intended Orcer'v'c. 453983-062solely for filing or record.

NATIONAL PETROLEUM REFINERS ASSOCIATION Founded 1902 SUITE 302. 1725 DESALES STREET.

' * ., ...

/ VINYL CHLORIDE SAFETY ASSOCIATION HEETING 1907 ITINERARY THURSDAY.