110;________________________ CHAPTER 5 -.

438 CHAPTER 23 " 1948 Guide Table 10.

578 CHAPTER 31 1948 Guide - One type of room instrument consists of a blackened copper sphere of 6 or 8 in. in diameter, in which a cylindrical sump contains a volatile liquid.

706 CHAPTER 39 1948 Guide - pressors of the type commonly used in power plants for various processes will produce the necessary low absolute pressure to cause evaporation of the water.

Table 2.

142 CHAPTER 6 1949 Guide Table 18.

198 CHAPTER 11 1949 Guide'] are recommended.

378 CHAPTER 18 1949, Guide surface) are rated in square feet (steam) on the basis of heating surface with limitations set ,for grate area, furnace volume, and furnace height: The residential boilers (defined as those having not more than 177 sq ft of heating surface) are rated on tests for oil-fired boilers, with limitations in relation to heating surface and testing conditions.

/ Industrial Hygiene Foundation, 44-00 Fifth Avenue* Pittsburgh, Pa.

1 ' 'A ;\ Industrial Hygiene Foundation, 4400 Fifth Avenue* - Pittsburgh, Pennsylvania, October 30, 1944 Note to Members: Attached'is the official notice and proxy for the Ninth Annual Meeting of Industrial Hygiene Foundation which will be held at Mellon Institute, Pittsburgh, November 15 and 16.

8, T.

)' THE AMERICAN CERAMIC SOCIETY BULLETIN PLAINTIFFS EXHIBIT I* 67St\6>.OQ Volume 27 May 15, 1948 Number 5 :: * THE ARMSTRONG CORK COMPANY, CERAMIC MANUFACTURER By K.

PLAINTIFF'S 1 EXHIBIT * OOVWr'OO Executive Ornczs Johns - Manville Corporation T'VTLXTT TWO EJ.ST FORTIETH STREET SEW YORK.

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PLAINTIFFS EXHIBIT OtnM.OQ ft fe-ASBEY 6.