1 A You know they used to weave asbestos.

1 .general mechanic would do for the United States Post Page 1332 2 Office?

Page 1348 i 1 Q During the 1940s and the 1950s, did you or 2 any of the other mechanics that worked there, did you 3 wear either a respirator or a dust mask?

Page 1506 1 Q And then he went into the military in about 2 1943; is that right?

2/r - m-zj APRIL, 1946 7 Industrial Hygiene Digest (Vol.10, No. 4) HiteiatuU Gbstl&cts MEDICAL ENGINEERING LEGAL - dociaiona and tranda fludustlial Health Tlews M Mi Bf INDUSTRIAL HYGIENE FOUNDATION 4400 FIFTH AVSCUZ rnrsBunoH u. pa.

NEG.

PLAINTIFF'S EXHIBIT yinnual Report Riley Stoker Corporation December 31, 1941 Officers Fred H.

Owens - Corning Fiberglas Corporation EXECUTIVE OFFICES June 13, 1941 TOLEDO.

( CSCC14TIVC o'*cc* KjEASBEY &.

SXfg&XSEHUL HOBS. ~ SAB&SAC XABORATCBY grinding Dust Bxpoeure on laboratory Animals December 24, 1946 Hr* I* Dunn* Treasurer *ew York Office ' Enclosed herewith is a report covering the first 10 soothe of our experimental work which Dr* Gardner wae doing for us at Saraaao Lake* You will note that in mih of the groups of animals exposed to duet ora* an 8 to 10 month period* the findings as far as production of fibres is in the lungs is concerned, are essentially negative* In other words the experiment thus far warrants a tentative conclusion that the &st exposure in our grinding operations while producing changes observed in'the x-ray fils is a relatively inert dust* This substantiates ^ original impression that the nodulations we have seen are not due to true silicosis but are similar to the changes observed In lunge of "persons exposed to iron dust* It is of course too soon to draw any definite oonolusions but the Implications are very encouraging and very .

Western Engineering Dep't Garfield, TTtah March 13th, 1941 "r.

MEASUREMENT OF AIRBORNE ASBESTOS FIBER BY THE MEMBRANE FILTER METHOD ASBESTOS TEXTILE INSTITUTE (FOUNDED 1944) HER 0001573 Asbestos Textile Institute 1971 Printed in U.S.A.

,, PASO SttEtTtNS WORKS EU&INEERIKQ OEPAglMEtO JAM 13 19.:; x/95 % SI Paso, Texas January 12, 1943 AIR MAIL Mr.

Objection is made to this interrogatory on the ground that the terms "altered," "chemical composition" and "alteration" are undefined, and call for speculation.

Without waiver of these objections, Abex responds that it maintained a corporate-wide research department.