Document gbmGwRkN9XLExax8EgG2ONz2G

AMERICAN BRAKEBLOK DIVISION WINCHESTER OFFICE June 20, 1963 PLAINTIFFS4 E^XHIBIT-i,*r\ . \*zJ*v* <*?r**r Hr. janes S. Holtwmy, Industrial Ryglealst, Chicago, Illinois. With reference to your letter of June 13th on the natter of Liberty Bataal end their connenta on the oae of Martiadale neks la oar plant - The type of mask that is used by the individuals ia Book Press Dephrtaeat is the Hsrtindmle ttssk - the o type with the a1uninun face plate and cotton filter. SS&f*- HSjsttrz have used this type ever since the plant opened prlnirrxj in view of the fact that we have so "hasardous* areas In&sg__ the plant. IBstil the nost recent visit by Liberty no *5atroa~ has ever bees nade about the use of this particular nask. Ihe area in which two of our nen use these Masks is scheduled to have a l,000 CFM dast collector installed within the next 30-60 days - at that tine I an sure no one will be wearing a nksk, of any type. However, until such a tine as this project la cenpleted 1 mt approaching the too sen concerned mndlaqnLring as to whether or not they desire to soar a different type of nask - 1 believe ! know what the reply ^1X Be. ' -' ) sQSuu w- & JUN 24 1963 AMERICAN BRAKE SHOE CO. MEDICAL DEPT. SPNY 006355 SCF-ABEX-0845 ABEX-072