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THE JOURNAL OF INDUSTRIAL HYGIENE AND TOXICOLOGY HARVARD SCHOOL OF PUBLIC HEALTH K^danaging Editors Ph il ip Dr in k e r Ma r g a r e t 3.

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Inspection Trip Exposures - du Pont Pigment Division Titanium PIgnat Corpontian National lead Company June 50, July 1, 1949 General Statement On June 50 Mr.

ETHYL CORPORATION INTER-OFFICE CORRESPONDENCE TO Miss Emma Fortlage ADDRESS Cincinnati FROM SUBJECT Miss Justine T.

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Patented Jan. 25, 1949 NAmttti lAO PiTliiT Otria. - i 2,460,241 UNITED STATES PATENT OFFICE 2,460,241 BASIC LEAD SULFATE PIGMENT Adrian Richard Pitrot, Hempstead, N.

BRIGGS -MA.RONEY COMPANY, INC.