FIG. 9.-Philadelphia and Reading Coal and Iron Company's Average yearly capacity of production, tons..... Per cent. of maximum capacity attained. Average capital leased, employed, and invested Average number of hands employed........ Average amount of wages paid yearly. Average value of materials used yearly. Red-ash coal, 8 ft. Lykens Valley, upper. 3 ft. Lykens Valley, lower. Total coal, 107 ft., Total, in 9 beds. 273? 132,453 Ratio of value of product to capital, per cent... 2686 67.28 405-7 1.90 67-28 Maximum yearly capacity of all collieries re ported, tons..... 36,403,571 $550,041 250 $79,414 The capacity of production referred to means the $23,588 probable output with present force and appliances. FIG. 11.-Rate of Increase of the Demand for Anthracite Coal in the United States. The following summary, from the report of 1881 of the Pennsylvania State Bureau of Internal Affairs, is useful for comparison with the census figures, and is believed to be more nearly correct: Total number of collieries........ Weight and Volume.-Analyses of various anthracite coals show the following results as regard weight and volume: Name of Coal. Total number of employés........ Average number of days worked during year. 319 275'01 Cubic feet to 2000 lbs. Cubic feet to 2240 lbs. Honey Brook. 75,169 Hazleton........................... Total amount paid in wages during the year...$29,454,781.36 Sugar Loaf... Total production of anthracite coal for the Old Company's... year ended Dec. 31, 1881, tons....... Average amount per ton paid in wages......... Average amount of coal produced to each employé, tons..... Mr. Joseph S. Harris in the above diagram (Fig. 11) shows the rate of increase in demand since 1830, and the probable rate until 1930. Table II. shows the present number of collieries in the anthracite region. Shamokin 27,929,129 Spring Mountain.... 374 Mahanoy. |
