Document Vj45DekvkRJ5NwZkRzgdKneN

COPY INDUSTRIAL. HYGIENE FOUNDATION OF AMERICA. INC. 4400 FIFTH AVENUE Pittsburgh is. Pa. * ... July U, 19*7 ... 5Uorandan on-PIuat ot . .. _ J..T. Burke. sod -Connsay - Sa^leaeatlng The .-- . .. Cmhil faairt "frnlIn.aery .nat In-otLcatlon Tor Asbeetea Taxtlls Institute* - or June, 1947 ftiatlaess This coecsay 1a d*sl<oiut*d by the letter X is the renortl_ report : sett & suanoxy X lt dustiness glYcn 1a thet celnag of T.'bla I. The figures ere bead on sons dost counts uitt by the &tator bst it Is believed that tone redaction hsa boss affected,. et Inset In c^rdLa*, since test tlca. The rijTuros indicate onetinea* e<pi*lled by only one other pleat. Jf particular Interest is the WUh degree or dustiness in soInning sod tainting. Ta sll but tso pleats tiwss operation* re practically Latatied, so dust counts are cseparable, ito flfima r.ob_2--tO-ljlsca cs eugji--iust" " "la tala .plant. . The exalanstion for this ess not nop*root-/ .It 337 result o 'nx a , raster vrorunt of Cast In the clock due ta clffernncoe in prep* rutVan aet.ods, u .chilly * to o*cLasts La a pmlLtlc&r7 *y (vse raf; it). ;iHW33043