ColumiJtambem'tp College of $ijpictartSaitburgeons 6 2 0 W EST 168T STREET NEW YORK 3 2 .

December 3.8,, 193& Mr.

THE COMPANY WILL APPRECIATE SUGGESTIONS FROM ITS PATRONS CONCERNING ITS SERVICE 1204 j -- :----------------S C l a s s o f Se r v ic e This is a full-rate Telegram or Cable WESTERN ----------------- V, SIGNS D L D ay L etter_____ ' NM =N ight M essage gram unless its de ferred character is in dicated by a suitable sign above or preced ing the address.

THEASSOCIATED ETHYL MejfisieredOffice: TH E AD EL PH I , L O S!)

jo : ,r . . ...e.cculsy / or.

Dr.

THE SCHOOL OF MEDICINE DEPARTMENT OF ANATOMY THE U N I V E R S I T Y OF N O R T H AT C H A P E L HILL 27515 CAROLINA fomarv E> , i?

Mr.

510:tu s o f Susan Ikied Inhalation ikspsrijsont a of February 1 9 % lusbjecb i who spent two yoav* (7 houra/day) In the chamber xpoaed to 075 mg/^-f"5 land seaquioxi&o* *05 niono nedien dinastas?

January V), 19^0 D5Ja1r2c, kGSsourenllevinvillaelnea,fG-BF, luBoirlediddienalgl Dear Doctor Bedell?

7-/- 6 O O P k / P / < / ?

hirvi:- wres, patino tiW *, j -- . - . ..enCO laboratory of Applied Physiology College of Medicine university of Cincinnati Iinclunati, Ohio ' U.P..

October 29 1 9 ^ Dr.

.

c 0 P 15 May 194-3 Ethyl Corporation Chicago, Illinois Dear Sirs* We need a small sample of lead tetraethyl for our laboratory experiments and analysis.