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Excerpt from Coal-Mining Problems in the State of WashingtonCoke is made only in Pierce County by four companies, which have a total of 341 beehive ovens. In 1918 they produced tons of coke.Up to 1919 mining machines were little used in the State. In 1917 only per cent of the coal produced was undercut by ma chines. In that year per cent' of the coal was mined by hand, and per cent was Shot Off the solid. The explosives used were as follows: B...

Excerpt from The Coal Fields of King CountyTalbot Coal Company. After a few years of operation the bed was found to be so badly faulted that it was abandoned.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the ...

Excerpt from The Coal Fields of King CountyTalbot Coal Company. After a few years of operation the bed was found to be so badly faulted that it was abandoned.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the ...

Excerpt from Coal-Mining Problems in the State of Washington The United States Geological Survey has estimated 1 that the State of Washington contains tons of bituminous coal and tons of subbituminous coal, in beds more than 14 inches thick. As the present rate of production is about tons a year, Washington apparently contains coal enough to supply Pacific coast markets for many years. About the Publisher Forgotten Books publishes hundreds ...