I Heating Systems specialties Armstrong Machine Works 851 Maple Street, Three Rivers,'Mich.

Try PorroH vnaarj.

SOURCES OF HELP FOR THE SAFETY MAN A safety manual for plant operators is available to members MINE INSPECTORS' INSTITUTE OF AMERICA 1900 Grant Bldg, Pittsburgh, Pa 15219 The institute is composed of mine inspec tors commissioned by federal, state, pro vincial, or county authorities and persons engaged in same safety work or safety edu cation around mines.

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PAST OFFICERS American Society of Heating and Ventilating Engineers 1894 President ................ ...... jEdward P.

134 ASHRAE Guide And Data Book CURTIS MANUFACTURING COMPANY AIR CONDITIONING--REFRIGERATION DIVISION St.

r-ical a"d :low conditions similar to those that often prevail in practice, experimental ...jd-' ' jtf-ce<i suggesting that the electric wind makes a significant contribution to gas ..its and so probably should be considered In any comprehensive analysis of precipitator <ft' There are 13 references. ..Jfsnsca- --Author's a-tb-~s-t.

PAST OFFICERS American Society of Heating and Ventilating Engineers 1894 1898 President_________________________..Edward P.

Page 57 1 this is the kind of thing I talk about regarding state 2 of the art?

V* PROCEDURE FOR USE OF THE MSA PRESSURE DEMAND AIR MASK SA air mask provides complete respiratory protection in smy atmosplvireil "period up to; thirty minutes at normal physical exertion; '".- The . air^maskrovides an audi-alarm signal which automatically operates when loWnalri pressure develops.

436 GEORGE D.

will meet the burden of proof, and in Mr.

YEAR 1872-1874 1882 . 1885 1906 1908 1911-1921 1914 1921 1923 1924 1926 1927 1927 7585 (T Plaintiffs' Westinghouse Exhibit P-West-147 Chart of Articles re Asbestosis [7585*7591] ASBESTOSIS ARTICLE Feil, A., Asbestosis in asbestos workers; professional asbestosis.

July 21, 1907 %Lr WUTHN OIVIOION moo mitchbu. naive WALMUT CflBSK.'

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