COMMONWEALTH OF PENNSYLVANIA Department of Labor and Industry RALPH M.

John A.

cidence of asbestosis with relation to occupation, concentration of the dust, and length of exposure in the fifty-six persons examined in this study is indicated in Table XI.

SIX DAY WEEK Rul* &*5 Employers may permit employes to work tor not more than six consecutive hours if they are then dismissed and if they are not permitted to work during any other part of the day, provided they are allowed a 15 min ute rest period.

MURRAY TYPE-S SINGLE STAGE TURBINES FOR MECHANICAL DRIVE ___ a7777777X^ *' VI - 1-1; :<jV" l i4 ;ifr dr k Mechanical eomtant ped govgr* P nor completely enclosed ond fully lubricated.

DE LAVAL i : TURBINE GENilATO#5 provide more power- f VV IWAIN Idltar fdUor Co<ll''bufl*n0 (Silor /iiMi'of* Iditof Atorloft tdhof Atiotiaf tdltar Attotlet* tdifOf Auetioto Id'lOf AtiiMoni Idiioi Ait fdilo> _-lnc HCWI SU*IAUS>.

- R.

IN T E R -O F FIC E CORRESPONDENCE B o s t o n O f f i c e ', ' .* " .X '-/ 20 Pr o v id e n c e St r e e t ' Bo s t o n ,M as s September 2nd, 1938 :X Dr.

Et h y l Ga s o l i n e Co r p o r a t i o n B o s t o n Of f ic e 20 Pr o v id e n c e St r e e t M A .Ta.v l o r DI VI SI ON M A N A G ER D.

HARRISONS }` Ha r r i s o n Ra d i a t o r D i v i s i o n .

4 Dr.

TELEPHONE HARRISON 6 8 5 4 t DR.

November 28, 1936 D r.

vki v SAFETY COMMITTEE O.

Copy April 11, 1939.