JANUARY/195!

Please identify documents which will be used at time of trial, (Exhibit List, Deposition List, which are relevant to each of Defendant's enumerated defenses in Defendant's last filed Answer.

asbestos" INTERROGATORY NO, 2S: Identify each and every source from which Defendant, any predecessor or related company, obtained raw asbestos and/or asbestos-containing material used by Defendant, any predecessor or related company, to manufacture or process any product listed in response to Interrogatory No. 19.

/ V" .

M-96] JAN.

Confidential J Mellon Institute of Industrial Research Univkhsity of Pittsburgh PROGRESS REPORT for the_weekended____ January 10, 1942 I~~L'cT?

HEATING VENTILATING AIR CONDITIONING GUIDE 1940 !

HEATING VENTILATING AIR CONDITIONING CUIDE 1940 or sub-freezing weather they are objectionable on account of condensation and frosting on the windows.

HEATING VENTILATING AIR CONDITIONING GUIDE 1940 Density of air at 95 F dry-bulb and 75 F wet-bulb for a barometric pressure of 29.92 in.

HEATING VENTILATING AIR CONDITIONING CUIDE 1940 gas passages must not be so small as to cause excessive resistance to the flow of gases where natural draft is employed.

HEATINC VENTILATINC AIR CONDITIONING GUIDE 1940 present in the solution are equal.

HEATING VENTILATING AIR CONDITIONING CUIDE 1940 and 4 or 5 times practically, as the work put in.

B.T.U.

HEATINC VENTILATINC AIR CONDITIONING CUIDE 1940 RANZ1NGER, Gustav (S 1939) 147-05 Willett Pt.

r HEATINC VENTILATING AIR CONDITIONING GUIDE 1941 CHAPTER 3.