"Diesel oil" Quotes from Famous Books
... invention at the present moment, the increasing displacement of coal by hydroelectric plants and liquid fuels, but what is perhaps more significant, the changing direction of invention toward devices for human betterment. The Diesel oil engine and multitudes of electrical machines stand for the latest word in mechanical invention. The Diesel again, with a host of other internal combustion engines, the electric motors and waterpower plants, and the absence of steam machines, bear ... — The Jewel City • Ben Macomber |