1142 LETTERS TO THE JOURNAL 2.

TYPE: Block TEMPERATURE: to 1900 F Description: Eagl.e-Picher "PV" Supertemp Block is composed of high temperature mineral fibers bonded with specially prepared binders to form a block insulation having optimum properties during both installation and service.

Hoy Qiry* !!

Ttje 1 Wftf?

American Society of Heating and Ventilating Engineers Guide iq - Chapter 21--Pipe, Fittings and Valves Commercially wrought iron, though essentially made direct fro ore, is usually made from cast iron by such removal of its carboTM1 * gsielitch_o_en_r_ai_ns__ta_o_b_ca_o_tnhkvioelofrtcpiitnadsinetytropopar artssilcatlyegspi,naatrotnicdlaebsmc,yohahspneqrdrupeenbetyzimnsgaqsutshe,ees-wzeinh>t.

7 Publications Publications Domestic Engineering T i t Published by DOMESTIC ENGINEERING PUBLICATIONS 1900 Prairie Avenue Chicago, Illinois Domestic Engineering Catalog Directory Published by DOMESTIC ENGINEERING PUBLICATIONS 1900 Prairie Avenue Chicago, Illinois In the field of heating, plumbing and air con ditioning, one publica tion has consistently demonstrated its leadership throughout its long years of service . . . one publication has consistently stood out.

Annual Year Meeting Dale 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 11th 12th 13th 14th 15th 16th 17th 18th 19th 20th 21st 22nd 23rd Jan. 17-19 Jan. 16-18 Jan. 22-24 Jan. 21-23 Jan.19-21 Jan. 18-20 Jan. 24-26 Jan. 23-25 Jan. 21-23 Jan. 20-23 Jan. 20-22 Jan. 18-20 Jan. 16-18 1918 24th Jan. 22-24 1919 1920 25th Jan. 28-30 26th Jan. 27-29 1921 27th Jan. 26-28 1922 28th Jan. 24-26 1923 29th Jan. 23-26 1924 1925 30th 31st Jan. 22-25 Jan. 27-30 1926 1927 32nd Jan. 26-29 33rd Jan. 26-28 Place New York, N.

oK VT\.

Specialties, Heating 1901-1907 So.

Specialties, Healing The MeAlear Mfg.

202 all -- ran i4?

490 OCCUPATIONAL TUMORS AND ALLIED DISEASES tumors in mice painted with 1.2.5.6-dibenzanthracene plus theelin, by Perry and Ginzton, furnishes an additional suggestion concerning a possible relationship between the action of female sex hormone and hyperplastic and neoplastic processes of the bladder mucosa.

Page 2999 1 I want to take you a little bit further back 2 and just ask you, would you agree that, ever since 3 friction products were produced as far back as when 4 Ford made a vehicle in 1906, I believe, that asbestos 5 was the material in the brake linings and the friction 6 parts?

THE HISTORY OF THE ASBESTOS TEXTILE INDUSTRY IN THE UNITED STATES Chapter X: United States Asbestos Company (now a division of Raybestos-Manhattan, Inc.)

I-.* t A Case-Control Study of Lung Cancer and Diesel Exhaust Exposure in Railroad W ~ r k e r ~ ' - ~ .