.SRJ MM A>l 4* Thete becta mrv design ed co flt in Slbe Modern Binder No. iS4 of 113U Keep them in numeric*!

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November 14, 1934 ttr.

Maroh 13, 1938 Dr, A, J, Lanza Assistant '-'sdical director ?

FILE NAME: Chemical Abstracts (CHAB) DATE: 1937 DOC#: CHAB011 DOCUMENT DESCRIPTION: Abstract Originally Published in 1937 by Page I 3 3 ' Ico'3 1938 1009 13--Miscellaneous Industrial Products 1010 det. quartz.

FILE NAME: Colgate (COL) DATE: 1938 Aug 4 DOC#: COL044 DOCUMENT DESCRIPTION: Newspaper Article - Industry Presses Health Campaign INHDEUASLTTRHYCPARMESPSAEIGDN NINenDYUoSiiTTRimYesP(R18E5S7S-CEuStrHenEt fAileL)TAHugC4AM19PTSA,IPGioNQucsI HAtoncdl Newspapers The New York Times (1851 -2' Pg 2 Heiser Made Research H of Move to Extend Work Big Plants to Small Ones AID FOR 80,000 FACTOR Educational Drive to Red Employe Illness Sponsor by Manufacturers' Group pigs Dr.

FILE NAME: General Electric (GE) DATE: 1933 DOC#: GE022 DOCUMENT DESCRIPTION: Transactions of the National Safety Council I 1933 TRANSACTIONS National Safety ) ; I I I Council i t I Incorporated f.

FILE NAME: Asbestos Sacks and Bags (ASB) DATE: 1931 Oct DOC#: ASB006 DOCUMENT DESCRIPTION: Published Conference Paper - Exhaust Ventilation in Asbestos Textile Works >Mi'-b;' 200 Domestic Engineering, Heat and Ventilation.

FILE NAME: National Safety Council (NSC) DATE: 1936 Jan 2 DOC#: NSC368 DOCUMENT DESCRIPTION: Letter from Donald Tulloch, Jr. to Norristown Magnesia & Asbestos RE Ehret Magnesia Mfg.

FILE NAME: Engineering (ENG) DATE: 1935 Apr DOC#: ENG004 DOCUMENT DESCRIPTION: Trade Journal Article - Prevention of Occupational Diseases: Other Than Those That Are Caused by Toxic Dust Cl8 256529 C/Yr MECHANICAL ENGINEERING Published by The American Society of Mechanical Engineers V o l u m e 57t N umbbr 4 ' Contents for A pril, 1 9 3 i THE E N G IN E E R AS A C IT IZ E N ..........................................

FILE NAME: Metropolitan Life (ML) DATE: 1935 June DOC#: ML028 DOCUMENT DESCRIPTION: Internal Report - Study of Dust Conditions the Bridgeport and Stratford Plants of Raybestos-Manhattan < t* r -K 1 t> Tho Bridgeport lojQt. t Tho Bridgeport plant engages in the -weaving of brake-band Hiving and clutch facing and the treatment and processing of the same.

FILE NAME: Baldwin (BALD) DATE: 1939 May 31 DOC#: BALD049 DOCUMENT DESCRIPTION: Worker's Comp Claim Info Sent to the Industrial Commission of OH from DeWitt Huffman, Industrial Hygiene Engineer tW-v - tey 11, 19 TNtei nIaid oSrittriaalla Os ooorlori a ai Obla POooplardtteeoos,*OUa*i Moia bolidi a ni oo/ittf-u ooojfc lyoaa itiosUom Jote j mui Oostlasas Tioitod iteTtep lwu *ritoerf totieooLfoinoloidN bwy Dt irn OfVoortkts, Ulisdao, dOihriioo,ioioa md airnino iblaoi aMploorytaoso*doirtearaaaltioaa oaooasiarad by ite oloiaar t olooirlo vTatledlaoploloadaai lovoartiaedn ilaa i tteoo ri/rauldoiiaral11s1tepaadaatyislaaa.

*I PYRANOL UPDATE BACKGROUND Prior to 1930, the most commonly used transformer insulating liquid was mineral oil. .The early 1930's saw the commercial development of insulating liquids that were a mixture of synthetic chlorinated aromatic hydrocarbons, principally various'polychlorinated biphenyls.

'December 3?