Document 10NZ397zVKJKZLnpo6kEX7rKZ

Kcventer 10, 1944 Cr. a. J. Rittcrksff Director of laboratcrica Count/ of Hamilton Zho Subcrouloaio Sot pitel Prioo Sill Cincinnati 9, Ohio Doer Dr. Alttorboff: 2 zn nost grateful to you for Gilowing bo to ooo the oootlona on your ortuau&lly iatareatiug oeeo of cabeotoals and careold of the lungs. Z agroo that thlc combination lc cot on the rooord oo for as Z fccow and that It would bo coat doslrablo to publloh /our findings. Obviously the oereolC oonotltutoo tho predominant patholegioil change and there la In addition a nininal cnouat of cabeotoclo. Zt la herd to be euro ozaetl/ how cuch of tho fibrosis la due to the Inhaled duet, however, thlo la no where extensive ao /oo vroto and the number of ssbeotoola bedloe lo ecaller than teen in nan/ oasee. Oss would infer that tho can1 a orpocuro to asbestos flbro had boon limited although the occupational hiatory cayo nothing ebout tho naturo of hlo worh. X hopo Z coy bo presetted to hoop thoee slides ao tho/ aro resll/ very beautiful. Zt eight holp to have a ohcnical anal/ols of the tlaouo to dotoraino tho amount of Hagnoaiuc present. Vo have s fairly ostonoivo oorloo of flguroo on tho findings in csbcstoolo. Z-raj diffraction, howoror, la of no holp oo to quantity of hydrated cAgnosiu. ellicato. Zt in too email to reglctor oven in advanced cases. Zf we can bo of an/ cervioo In thlo regard we will bo tory gled to cooperate. Again cay Z thanh you for allowing se to review the notorial. Sincerely youro. PLAINTIFF'S EXHIBIT i*- 4 3 (rt/fc Leroy U. Gardner, U. 0. Director WO: Ml