PMP : FE- 3 /& /4 6 SASOUME POISOUIKG G aso lin e i s o b ta in e d from cru d e p e tro le u m o i l -which i s th e s o u rc e o f a number o f commercial p ro d u c ts, in c lu d in g , in th e o rd e r o f t h e i r v o l a t i l i t y , p etro leu m e th e r , n a p th a , b e n z in e , k e ro se n e , f u e l o i l , lu b r ic a tin g o i l and a sp h a lt.

jPY DEPARTMENT OF COMMERCE Civil Aeronautics Administration Washington 25 February 19, 1943 Surgeon General TJ.

April 24, 1942 Dr.

November 15, 1948 D r .

ir# J.

CC Dr.

December 7, 1946 Dr.

ETHYL GASOLIKE CORPORATION CHRYSLER BUILDING HEW YORK HHK-10 Ju n a 1 2 , 1940 TO ALL DIVISION MANAGERS Gentlem ans We a r e se n d in g you t o d a y by f i r s t c l a s s n a i l , s p e c i a l d e l i v e r y , c o p ie s o f a memorandum t o be r e a d b y an y o f y o u r p e o p le who a r e o r may b e en gage d i n c o n t a c t s w it h o i l company p e r so n n e l r e la t iv e t o t h e su rvey w h ich w as d isc u sse d d u rin g ou r m eetin g in Lew Yor k l a s t w eek .

HOoletaenl,SNtrewattYoonrk September 2, 1940 Mr.

"f March 28, 1942. mr# H a rry uhe S e a t t l e , 'Hash.

c c : Dr.

Gr ahamEdgar .

FRESIDENT - 5CKRENK.

February 14, 1947 Dr.

J O H N F.