union membership will no doubt cause an increasing amount of alarm throughout the country as to the health hazard.

Page 2253 1 It is an average concentration over a 2 workday.

NEG.

Ad No 590-A--1 paet--7 x 10--2 color*--Building* Sc BuilJing Management--September, 1945 No one wanes ro work in a "mad per dollar because Sabinite "M" is a house" of uncontrolled sound bounc plaster finish applied by any good ing around.

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CLUTCH FACINb i BRAKE LINING 3TAN0A .OS INSTITUTE, INC., 370 LEXINGTON AVE., NEW YORK 17.

C< 'NFIDEXTIAL Mellon Institute of Industrial Research UNIVERSITY OF PITTSBURGH PLAINTIFF'S EXHIBIT IHF-328 PROGRESS REPORT for the week ended March 50, 1946 INDUSTRIAL HYGIENE FOUNDATION Subjects under } which report is j to be indexed ) Industrial Fellowship No. 259-12 3 copies made 1 - Mellon Institute 2 - Industrial Hygiene files Preparing paper for Ohio Safety Congress* Conference with American Steel & Wire, Cleveland, Ohio and OwensIllinois Glass Co., Toledo, on Foundation affairs.

Confidential Mellon* Institute of Industrial Research UNIVERSITY OF PITTSBURGH Recai jkhfl PROGRESS REPORT for the week ended January 5, 1946 INDUSTRIAL HYGIENE FOUNDATION Subjects under j which report is j to be indexed J Industrial Fellowship No. 259-ML 5 copies made: 1 - Mellon Institute 2 - Industrial Hygiene files .

Hoveaber 3, 1949 Edvard M.

V ( r*> /- ( i - '-j v- O PLAINTIFFS EXHIBIT I G-327 Present eeret ' - MIWTS or THE ORGANIZATION igr^C of ASBESTOS TSCTILE PSTITr; ' Hold at the University Club, Nee YiTfc.

' Boilers (Gas Fired) TheBryantHeater &M,fg,Company Factory, 952 E. 72nd St.

HEATINC VENTILATING AIR CONDITIONING GUIDE 1940 PSYCHROMETRIC CHART Many types of charts which give graphical solutions of the psychrometric equations, and other useful data, have been devised.

HEATING VENTILATING AIR CONDITIONING GUIDE 1940 MAXIMUM DEMANDS AND LOAD FACTORS In one form of district heating rates, a portion of the charge is based upon the maximum demand of the building.

HEATINC VENTILATINC AIR CONDITIONING GUIDE 1940 where OC = operation cost, dollars per 1000 car-miles.

HEATING VENTILATING AIR CONDITIONING GUIDE 1940 Where a number of rooms are to be heated and ventilated through one central fan system it is customary to provide tempering heating units, automatically controlled to provide a minimum temperature for venti lation only and additional heating units to supply the heating require ments.