: ' - v . 1957 V \ - i -' ' *??

LEAD INDUSTRIES ASSOCIATION 4 2 0 LEXINGTON AVENUE N E W YORK 17 , N.

A N D R E W FLETCH E R ,PR E SID E N T K .

ETHYL CORPORATION 100 PARK AVENUE BUI LDI NG PARK AVENUE AT 41s!

BRI TI SH COLUMBI A ptarimmis (Ecmpmsaiimt llteri VANCOUVER ,' April 3 0 1954.

June 30 1952 Dr*.

December 1, 1950 Dr.

M bl J 1957 S P E C IF IC IN STRUCTIO N S TO E X P E R IM E N T A L S U B JE C T S 1.

Febru ary 26, 1958 Dr.

s} IN TER -OFFICE CORRESPON D EN CE Thyl Gaso l ine Corporat ion Dayt on Of fice Mut ua l Home Buil ding 120 We s t Sec ond St r e e t I)a y t o n ,Oh io November 36, 1957.

A p r il 14, 1956 D r .

S e p te m b e r 3, 1955 M r.

REPORT SURGEON GENERAL'S AO HOC CCMHITTEE ON TETRAETBtL LEAD January 8-9, 1959 Washington, D.

912 Broadway Bayonne K.J.

I N BOSTON G N RA L H O SPI TAL BAKER M EMORI AL PH I LLI PS HOUSE BURN H AM M EM O RI AL FOR CH I LD REN H A LL- M ERCER H O SPI TAL H U N TI N G TO N M EM ORI AL H O S PI TAL V I N CEN T M EM ORI AL H O S PI TAL De a n A.