May 22* 19*5 AIH KAIL ' /

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TO FROM SUBJECT CC: NEW YOI SAFETY A.

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I N T E R N A T I O N A L A S S O C IA T IO N OF x l l e a t and Frost Insulators and Asbestos Workers A F F I L I A T E D W I T H THE A F L - C I O AND B U I L DI N G AND CONSTRUCTION TRADES DEPARTMENT nnBFAF 3 900 N,_W_._3-71_T e r r .

N15297 IX Ih . nt'sseiberg ETHYL CORPORATION *i C7> C\ 2 O o Ui Mr.

September 30, 193& HGMLoear.ncrkreXirps.aoolnrDtM,eRnoItatlodlJriiseanntooCkriiosnrDspoivriastiioonn Dear Mr.

lLl1miaitapisi AsHSMDwsIaiticm F E L I X E D G A R W O R M SER,PRESIDENT K .

pf- y 'l " ;&V - ''ll - Hr Manfred Bowditch l Lead In d u s t r ie s As s o cia t io n 60 E a s t ii2nd St r e e t New To rk 1 7 1 New Tcrk ' I.

ETHYL CORPORATION RESEARCH LABORATORIES 1 6 0 0 WEST EIGHT MILE ROAD BERXDALE 20 DETROIT.

wm p.

April 29, 19^3 Dr.

May 1st, 193?

H 0020585 Ratio of Methanol Hazard to Lead Hazard, Date 9-8-43 9-8-43 9-10-48 9-10-48 9-I3-48 1ine n / rt r 1C;05 it* r~. li- 10:30 a.rn.

From : J.