Document 4Jxqjm8E3eVXkMxLe0gyrMKxp

De c e mb e r 5, 1948 I r . V. B . Hu t c h i n s o n , Wi l l ar d s t or age Eat t er y Company , C54l6evEe.ranl cj l s1t, iOtliireoe.t , Dear Doctor Hutchinson: I send y ou her ewi t h, , a r epor t of t he anal y t i c al r es ul t s c n t he bl ood and ur i ne oJ The l ead c onc ent r at i ons i n bl ood and ur i ne ar e i n es s ent i al . agr eement , and a l t h o u g h t he bl ood c onc ent r at i on i s i n t he i nt er medi at e z one i n as s oc i at i on wi t h wh i c h s y mpt omat ol ogy i s s omet i mes s een, i t s eems i mpr obabl e t o me t hat t he s y mpt oms c ompl ai ned of on Nov ember 0 wer e due t o l ead abs or pt i on. I say t hi s pr i mar i l y f or t he r eas on t hat I hav e not s een s uc h ac ut e s y mpt omat ol ogy on t he par t of per s ons who hav e been r emov ed f r om haz ar dous ex pos ur e af t er an i nt er v al of a mont h. I t s eems hi ghl y pr obabl e t hat t he? l ead l ev el s wer e hi gher at t he l i me of t he man' s r emov al and t hat t hey had s ubs i ded s omewhat i n t he i nt er i m. As I poi nt ed out pr ev i ous l y , s t i ppl i ng of t he er y t hr oc y t es c annot be ex pec t ed t o c or r el at e wi t h t he ex t ent of i ndi v i dual l ead abs or pt i on, and t he f ai l ur e of t he s t i ppl i ng t o r et ur n t o a l ow l evel i s, t her ef or e, not t o be r egar ded as any evi dence of cont i nued l ead ex pos ur e. Nat ur al l y t he dec i s i o n as t o t he nat ur e of t he c l i ni c al i l l nes s i n s uc h a c as e as t hi s has t o be made f r o m t he c l i ni c al ' f i ndi ngs and not f r o m anal y t i c al i nf or mat i on. ' ' Cor di al l y y our s , r ak ef En c . V1 - "A O . / At i ober u A. Hehoe, M. D. / 4 v" i t $ - .7 -S f t , 7 f ' mm- 1 -* .E s*J' j . S N19768 l ame Mat er i al : Su b mi t t e d ; Requi r ed: Ur i ne and Bl ood H - 2 7- I 18 b y Dr . J. padal , Ha r d St or aye Bat t er y Company , 246-28 6 B. 151s t St . , Cl ev el and, Ohi o Lead Anal y s i s URI NE An al y si s Numb er Vol ume Spec i f i c Gr av i t y Mg. - ?b/ Li t er - k SA- l Oj k S - S2 ml . - 1.0 18 - 0. 10 BL OOD Anal y s i s Number C- r a m 3 * Mg. Pb/ l QO Gr ams - 1+3a - 10346 Spec t r or r r aphi c Di t h1 z one - 6 -Ip - 0 .0 8 12 * 5 0 .06 K? 0018879 Sampl es Col l ec t ed: Sampl es Rec ei v ed: Sampl es Repor t ed: 11- 22- 1+8 11- 2 7^ 8 1 ***Li.O