This section is from the book "Scientific American Reference Book. A Manual for the Office, Household and Shop", by Albert A. Hopkins, A. Russell Bond. Also available from Amazon: Scientific American Reference Book.
Number of mines, quarries, or wells..................... | 151,516 |
Number of operators. | 46,858 |
Salaried officials, clerks, etc: | |
Total number. | 38,128 |
Total salaries | $39,020,552 |
General officers- | |
Number. | 4,591 |
Salaries. | $8,218,541 |
Superintendents, managers, foremen, surveyors, etc- | |
Number, | 15,538 |
Salaries. | $16,666,416 |
Foremen, below ground* - | |
Number. | 6,863 |
Salaries | $6,208,307 |
Clerks- | |
Number, | 11,136 |
Salaries. | $7,927,288 |
Wage-earners: | |
Aggregate average number | 581,728 |
Aggregate wages | $369,959,960 |
Above ground - | |
Total average number | 221,505 |
Total wages | $125,086,530 |
Engineers, firemen, and other mechanics - | |
Average number. | 60,859 |
Wages. | $44,478,246 |
Miners, or quarrymen and stonecutters- | |
Average number. | 67,129 |
Wages. | $33,971,290 |
Boys, under 16 years- | |
Average number. | 6,219 |
Wages. | $1,339,478 |
All other wage-earners - | |
Average number. | 87,298 |
Wages. | $45,297,516 |
Below ground - | |
Total average number | 360,223 |
Total wages | $244,873,430 |
Wage-earners - Continued: | |
Miners - | |
Average number | 257,301 |
Wages. | $184,674,193 |
Miners' helpers - | |
Average number | 18,736 |
Wages. | $11,496,910 |
Boys, under 16 years - | |
Average number | 5,638 |
Wages. | $1,548,889 |
All other wage-earners - | |
Average number | 78,548 |
Wages. | $47,153,438 |
Contract work : | |
Amount paid. | $20,677,938 |
Number of employees | 21,183 |
Miscellaneous expenses, total | $71,771,713 |
Royalties and rent of mine and mining plant............... | $34,530,713 |
Rent of offices, taxes, insurance, interest, and other sundries.................................. | $37,241,000 |
Cost of supplies and materials | $123,814,967 |
Product, value. | $796,826,417 |
Power: | |
Total horsepower. | 2,867,562 |
Owned - | |
Engines - | |
Steam, number. | 64,179 |
Horsepower. | 2,432,963 |
Gas, or gasoline, number.................. | 13,506 |
Horsepower. | 259,695 |
980 | |
Horsepower. | 60,897 |
Other power, number | 1,162 |
Horsepower. | 84,546 |
Rented - | |
Electric, horsepower. | 23,556 |
Other kind, horsepower. | 5,905 |
Electric motors owned, number................... | 2,893 |
Horsepower. | 130,494 |
Supplied to other establishments, horsepower................. | 2,852 |
* Foremen here reported should be added to the number of wage-earners below ground in order to ascertain the actual number employed below ground. - Census Bulletin.
 
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