tabbies 1934 TRANSACTIONS National Safety Council Incorporated TWENTY-THIRD ANNUAL SAFETY CONGRESS Cleveland, Ohio October l to October 5, 1934 The Cleveland, Carter and Statler Hotels Copyright, 19JJ, National Sufay Council.

FILE NAME: Metropolitan Life (ML) DATE: 1935 Feb 27 DOC#: ML065 DOCUMENT DESCRIPTION: Dr.

ATI-13 COMMENTS m t: S 1-4- DATE PAGE SUMMARY *11/16/45 7/25/45 6/13/45 6 37 42 6/13/45 43 9/26/45 9/26/45 10/27/45 62 67 79 4/4/46 3/13/46 97 109 6/19/46 120 6/19/46 6/13/46 126 130 ' 5/20/46 133 ATI By-laws- Membership fees are propor tionate to member1s product production.

E X H IB IT E p . 8 o f 12 URL 13968 Cable 3 Distribution of Months in Exposed Employment by Year in Which Exposure Began, for 7128 Vinyl Chloride Workers with Completed Follow-up Year Exp.

FILE NAME: National Safety Council (NSC) DATE: 1934 Oct DOC#: NSC058 DOCUMENT DESCRIPTION: Transactions of the NSC - 23rd Annual Safety Congress lilillfl i^ iiillili lilllilllll 1934 TRANSACTIONS N ; a t i o n ; a : l , }i : S i f e | p C ou n cil In co rp o ra te d TWENTY-THIRD ANNUAL SAFETY CONGRESS CONTENTS CoundlO fficersand Directors............. ......... ..................................

FILE NAME: National Safety Council (NSC) DATE: 1933 Oct DOC#: NSC437 DOCUMENT DESCRIPTION: Transactions of the NSC - 22nd Annual Safety Congress The material on this page was copied from the collection of the National Library of Medicine by a third party and may be protected by U S Copyright law FW' \ P,TV A 1933 TRANSACTIONS National Safety in Council Incorporated r** TWENTY-SECOND ANNUAL SAFETY CONGRESS Chicago, Illinois October 2 to October 6, 1933 The Stevens Hotel Copyright, 1934, National Sajety Council, Inc.

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FILE NAME: National Safety Council (NSC) DATE: 1933 Oct DOC#: NSC237 DOCUMENT DESCRIPTION: Transactions of the NSC - 22nd Annual Safety Congress 1933 TRANSACTIONS National Safety Council Incorporated TWENTY-SECOND ANNUAL SAFETY CONGRESS Chicago, Illinois October 2 to October 6, 1933 The Stevens Hotel Cof- ,ri//hl, National Safety Council, Inc.

/v/. i ; \l PLAINTIFFS EXHIBIT !

A number of studies have shown that Al could resist the cytotoxicity of SK>2 particles on macrophages and erythrocytes, and sup press or lessen quartz-induced pulmonary fibrosis.1-4,6.9.12,18 More recently, it has been found that the mechanism of the effects of Al was the combination of it with Si02 particles, which altered some properties of the particle surface, so leading to the decrease of pathogenic activity of SiO*.418 And the charges on Si02 particles were greatly reduced after the mineral particles were combined with Al, which was quite valuable to aggregation and dropping SK^ dusts.

The fibrosis is widespread, mainly basal and sub- pleural in distribution, and leads ultimately to such extensive destruction of the parenchyma that the most serious functional disability results.

A CRITICAL REVIEW INCLUDING A COMP PRISON OF TWO SERIES OF CASES OF AcNS from Chlornvphthalem: and pitch fumes.

/ur). 21 hi \ 4. fizz COMMONWEALTH OF PENNSYLVANIA Department of Labor and Industry RALPH M.

An a c o n d a Zin c Ox id e De p a r t me n t INTERNATIONAL LEAD REFINING CO.

FILE NAME: National Safety Council (NSC) DATE: 1932 Oct DOC#: NSC160 DOCUMENT DESCRIPTION: Transactions of the NSC - 21st Annual Safety Congress 1932 TRANSACTIONS National Safety Council Incorporated TWENTY-FIRST A N N U A L SAFETY CONGRESS Washington.