Mr. McConnell. the assumed inventor, claims that anthracite coal from the mines ot South Wales can be used in these engines, at a saving of one-half the cost of bituminous coke, and a complete ...
Anthracite coal converted this region from agrarian to industrial. The discovery of hard coal — and the discovery by Jesse Fell of how to burn the stuff — spurred booms in the economy and ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results