J January 19, 1945 Mr.

Thetford Mines, F.Q.

HXNOTES OF ANNUAL MEETING OF THE STOCK HOLDERS OF M.

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MET-* 14 Thetford Hines, P.Q.

.5 S3 10 5 me NT STATE OF OAT.TFfWTA ) SS.

INTERROGATORY NO. 51: Identify any and all scientific or medical periodicals to which defendant, any predecessor or any related company, or any medical department or industrial hygiene division thereof, subscribed from 1940 to the present, and for each periodical state the dates of such subscriptions.

164 INDUSTRIAL HYGIENE AND OCCUPATIONAL MEDICINE In the past seven years many reports of illness allegedly due to beryllium compounds have appeared in the scientific literature.14 The absence of a sensitive analytical method for determining minute quantities of beryllium handicapped many investigators.13 The "Spectrographic Determination of Beryllium in Biological Material and Air," published by Cholak and Hubbard in 1948,15 has been most valuable.

TRASKO--STATE AND LOCAL AGENCIES IN INDUSTRIAL HEALTH 487 The first approach to this problem was a vigorous educational program.

22 RUTH B.

340 W.

150 CHAPTER 5 close to 7 percent in Berlin, and a whopping 13 percent in Mu nich.95 A 1940 book by the nutritionist Hugo O.

Page 1137 ; 1 Q You didn't work with any asbestos-containing 2 products at that time either, did you?

1 was asbestos, correct?

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