., 997 Eagle-Picher Lead Company, The, 1002 Ehret Magnesia Manufacturing Co., 1000-1001 Frick Company (Incorporated), 827 Johns-Manville, 1006-1007 Mundet Cork Corp., 1008 Owens-Illinois Glass Company, 888 H.

and San Francisco climbed to'with in a few percentage points of the leading Los Angeles club by a ten RED LETTER DAY One Model--One Quality -- One Price. -- $A Acceptedhv American Medical LISBON, .ft H.

. * (This is a study of one case of pneumoconiosis where the * authors raise the assumption that aspiration of PVC dust may lead to pneumoconiosis.

., 948 Clarage Fan Company, 825 Henry Furnace & Foundry Co,, 862-863 Ilg Electric Ventilating Company, 949 "*' Ingersoll-Rand Company, 830-831 AIR WASHERS American Blower Corporation, 820- Eagle-Picher Lead Company, The, 1002 B.

FILE NAME: National Safety Council (NSC) DATE: 1933 Feb DOC#: NSC450 DOCUMENT DESCRIPTION: NSC Membership List **frdWftflf'oe8'pfHSteirbfth copyright'liT irft h e T O i i ^ ^ ^ ( 17iJS C '< ^,^W s-^^coj> 3rtirJ'prcsititaiti,fcfl,`refen-eiicrtJseoiiyjr from material in Manuscripts and Archives, Yale University Library^ P.Q,-Box 208240, 128 Wall Street, New Haven C l 06520-8240.

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., 869 SHEETS, Lead Coated Copper Revere Copper and Brass, Inc., 874 SHEETS.

SOUTH DAKOTA Lead-- Pullen, R.

., 9, 45-49 (February, 1940)* Experimental worK in progress at the Saranac Laboratory seems to lead to the conclusion that inhaled asbestos fibres are irritating not because they are silicates but because they are stiff f ibres_wh^ch mechanically irritate the lungs.

These are "Heoprene", the synthetic rubber developed by the duPont Company and "Thiokol" * It occurs to me that it might be well to investigate these substances for use in rubber protective equipment in connection with the handling of tetraethyl lead.

Thus, as diagramed below, the interaction of the reactive VC metabolite with cellular macromolecules may not always result in a mutation leading to cancer.

Lead poisoning is far from rare in the foundry.

While the industrial physician is not ex- 760 E:Mechanical pected to become an engineer, he must be familiar with and recognize the working conditions which lead to the develop ment of occupational disease and must also have knowledge of the basic engi neering measures of prevention.

Employed as above from Sep t . 193k to A pril 1935* P rio r to th a t time was j | _ a truck d riv e r from 1931* and p rio r to th a t was employed by B and 0 R*R*pJ i*o previous lead exposure* ffo previous occupational illn e s s or injury* jig - Previous i'fiAifxl - . '' ' I ' Ifcimport * r t - no venereal h is to r y

Detroit White Lead Work* Houston Micneapolia Newark Oakland 0.