Document wDBeoJxdbQpV93p7p1LknyLNE

F e b r u a r y ], 1954 M r. M. T . Fr ocb e r q ar A ssistan t D irector O rgan ic C h em icals D epartm en t Z. I. Du P on t de N em ou rs an d Co. , In c. W ilm in gton 98, D elaw ar e .Dear M r . KP n ab e r ge r : Ve a r e p r e p a i- in g a r s o o r t of t h e p r o g r e s s of th e w ork in w h ich y ou a r e ir.fc'-ireeved, an d w ill cornel it alo n g w h en w e can . I'v e b e e n e w am o e u b y m an y th in gs to be on e sin ce m y r e t u r n fr o m ab r o ad in la t e N ovem b er {h av in g b e e n <>.w ay, m o st ly in F n g ia n d , f o r ab o u t tw o m o n t h s). Ih cs w e -k h a s n on e alon g s a t i s f a c t o r i l y , alt h o u gh it i s a slo w jo b . A ct u ally th e e x p e r im e n t on th e se c o n d su b je c t i s s t i l l in p r o g r e s s , sin ce^ to m y su r p r ise , he r e ach e d w h at am ou n ted n e a r ly to a p lat e au in th e l a t e su m m e r . vVe a r e c o m p e lle d to t e s t t h e v a lid it y o f t h e a p p a r e n t sa fe t y of th is level of exp osu re, sin ce it is regar d ed gen erally at p r esen t a s at die th r esh o ld of d an ge r , an d th e ev id en ce to th e co n t r ar y w ould n ot be accen ted easily . I - A w r o c ir t iv e o f y o u r C o m p a n y 13 co n t in u e d su p p o r t ox t h is w o r k , hom e se r io u s ou estioaa h ave ar ise n lately con cern in g th e poten tial h a car d of ike lead con tribu ted to th e at m o sp h e r e in Lo s A n geles by the au tom ob ile, an d from th ese an d oth er sign s, la m con vin ced th at the e v i d en ce w h ich we a r e seek in g w ill be n eed ed u r gen tly in th e n ot too d istan t fu tu re. T h ese qu estion s m ay o r m ay n ot h ave reach ed th e atten tion of you r p eople. M ay I su gge st , in view of th e ir sign ifican ce, th at you r people w ould be w ell ad v ise d to c o n sid e r car e fu lly who is to r ep ly to qu estion s ox t h is so r t , an d w h at t h e r e p ly is to b e . I do t h is b e c a u se , in m y op in ion , t h is m at t e r is fr au gh t w ith se r io u s p o t e n t ia lit ie s, an a it n eed s to be h an dled w ith co n sid e r ab le cau tion . LAX ei R o b e r t A . 'Teh ee, M . D 0003318