Author: National Institute Of Health

Publisher: Forgotten Books

Published: 2017-11-09

Total Pages: 148

ISBN-13: 9780260625861

Excerpt from A Reference Manual for the Administrator of an Industrial Hygiene Survey Obtain a list of all industries and service establishments in the area to be surveyed (see paragraph Group these establishments on the basis of the classification used by the United States Census Bureau (see page 61, Public Health Bulletin No. 236, June 1937. Classification included in this manual as Classification of This code is now being used as the basis for all United States industrial surveys. As an aid in classification, refer to the alphabetical list of industries in the 15th Census of the United States (page 33, Industry Index). A copy of this more detailed break-down of the industrial classification, with suggested corrections, has been included under the heading Industry Index. Next decide what industries it is desirable to survey. Dupli cation of studies already done by the Labor Department, Bureau of Mines, etc., should be avoided. Industrial groups which may safely be omitted from the survey are marred with an asterisn in the Classification of Industries. Important: Be sure that industrial grouping is representative and all industries selected for survey are proportionately represented. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.