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TABLE 4.-Persons for whom detailed information was secured, by sex and general nativity and race of individual-Continued.
The following table shows the number and percentage of male employees of each race for whom information was secured in the Tennessee copper-mining district:
TABLE 5.-Male employees of each race for whom information was secured, Tennessee copper-mining district.
The following table and charts show the number and percentage of male employees of each race for whom information was secured:
TABLE 6. Male employees for whom information was secured, by general nativity and
Number af male employees for whom detailed information was secured, by general nativity and race. [This chart shows only races represented by 50 or more employees.]
THE PREPARATION OF THE REPORT.
In preparing the data collected for publication two general divisions have been observed, as follows:
Part I. General survey of the industry.
Part II. Study of the industry in Michigan.
The tabulations which appear in Part II are based upon the information secured for employees; those for Part I include both employees and households. Four separate tabulations for the Tennessee mining employees have also been made and appear in Part I.