Document k9rxZXjgL3w6R23R91r0VEw8J

/ 1470 ALGONQUIN Detroit 14, Mich., U.S.A. November 18 , 191+9 D r . R o b e r t A, Keh oe Ket t er in g Laboratory Un iversity of Cin cin n ati C in cin n at i, Ohio. ' Le ar Dr . Keh oe: Th ank you v e r y much f o r you r l e t t e r o f O ct ober 13 in r e ga r d t o t h e s u b je c t o f h ar m fu l e f f e c t on t h e human body fr om t h e e x h au st gases produced by in t e r n al combustion en gin es. The i n fo r m a t i o n w h ich you su p p l i e d i s e x t r e m e l y i n t e r e s t i n g an d I fe e l sur e w i l l be of valu e to u s in our program. I t i s our p l a n t o make some d e t a i l e d s t u d i e s , on t h e s p e c i f i c e n gi n e u n d e r co n sid e r at io n as soon as the f i r s t exper im en t al u n it i s a v a i l able . As you k n ow ,' w e b u i l d a l a r g e q u a n t i t y o f g a s o l i n e e n gi n e s w h ich ar e used in sh op t r u c k s. Durin g the developmen t of th ese en gin e s we d i d a c o n s i d e r a b l e amoun t o f e x p e r i m e n t a l wor k t o r e d u c e t h e car b on mon oxide co n t e n t i n t h e e x h a u st g a s e s . The b e s t r e s u l t s were obtain ed by se t t in g th e car b u r et o r m ixture as lean as p o ssi b le and d e si g n i n g t h e m an ifo ld t o o b t a in good d i s t r i b u t i o n b e t w een c y l i n d e r s . I n a d d i t i o n , we r ecommen ded a d e q u a t e a i r c i r c u l a t i o n and v e n t i l a t i o n i n t h e a r e a s where t h e se u n i t s a r e u se d . Th ousan ds of th ese t r u ck s ar e used th rough out th e cou n t r y an d t o t h e best o f o u r k n ow led ge h ave g i v e n good r e s u l t s . Cu r p r o b l e m i n t h e p r o gr am i n w h ich we a r e now i n t e r e s t e d i s one which i s more d i f f i c u l t b e cau se th e o p e r at io n i s in a r e st r i c t e d sp ac e and i t may be d i f f i c u l t t o o b t a i n an ad e q u at e su p p ly o f fr e sh air to In sure safe t y again st the sm all q u an t it ie s of car bon monoxide which i s p e r m issib le . Thank you f o r your kin d c o o p e r a t io n . Very t r u l y y o u r s, CONTINENTAL MOTORS CORPORATION vk - P e t e r Altman V i c e P.r e s i d e n t . \J