1900 - Coalmininghistorypa.org

xxvi ANNUAL REPORT OF THE Off. Doc.
bank, for possibly the greatest increase comes from the utilization of
the smaller size of coal in recent years.
The average production of coal per year for each inside employe,
during the first period was 554 tons, while in the second period it was
549 tons, an average decrease of 5 tons per employe inside per year.
The average production per miner and miners' laborer per year for
the first period was 763 tons, while the average production per year
in the second period was 825 tons, an increase of about 62 tons for
each miner and miners' laborer each year.
Miners and their laborers are the only ones who actually produce
coal, all other employes inside are employed at "dead work," and
those outside simply prepare the coal to meet the demands of trade.