PLAINTIFF'S EXHIBIT The greatest improvement ever made in Plaster!

V * wronruMpmi nr ir.wrararr November 20, 1936 THE UNDERSIGNED hereby efree to underwrite certain experiments with asbestos dust to be conducted by Or.

GRACE 0641940 v\ 5 G'se* S Cc 62 Avnw Cs^onaet.

Patented June 6, 1933 1,912,610 exhibit UNITED STATES PATENT OFFICE JtJXES A.

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a% \/\Vt i \ AMFR1CA.N RAKEBLO c PLAINTIFF'S EXHIBIT AMERICAN BRAKEBLOK CORPORATION maim ernes MO90 MCMItT AVCNUC ocmorr MWTIW amo AurOMOTivt tmiio> THB AMERICAN BRAKE SHOE AND FOUNDRY COMPANY Detroit, February 1, 1937 Salcs ofneu MCW TOM CkfVCkAMO tert.nClOAWSOt AkMoa'AuAaMCnKuCO nr.

THE BULLETIN of the American Ceramic Society A Monthly Publication Devoted to Proceedings of the Society, Discussions of Plant Problems, Discussions of Technical, Scientific, and Art Questions, and Promotion of Cooperative Research VoL 12, 1933 JULY-DECEMBER Edited by the Secretary of the Society, Ross C.

I 1 INTERROGATORY NO. 33; 2 Please state if the defendant ever conducted, sponsored or 3 contributed financially to any research or studies to determine 4 if the inhalation of asbestos fibers may be harmful.

Year 1932 1953 1934 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 I AMERICAN 1RAKK8L0K DIVISION gTJ!

C -s v ' (c) State the names and addresses of the organisa tions or groups conducting the studies referred to in answers to (a) and (b).

independent contractor for you, or under your direction or to any persons m "contract units" operated by you or your subsidiaries or divisions or to any persons hired on an occasional basis by your agents, employees or directors, m the course of work activity performed by the aforementioned "contract unit" for the following diseases: asoestosis, emphysema, chronic bronchitis, pulmonary fibrosis dyspnea, carcinoma of the lungs, or mesothelioma.

11572-1000 MXY/dal .

BSIS-Robers onO1930

I ^-JIAINTIFPS April 2?

A VALVE THAT WILL INTEREST EVERY POWER ENGINEER I':' i;-. 1. ' The DAVIS No. 265 HIGH PRESSURE RELIEF VALVE iit1 t. v.fri ;X *. ' !