Note (return) — Spirit of Discovery.
Reading edition
Lord Brougham, in his Introduction to the Library of Useful Knowledge, characterizes this as a process, by which more money has been made in a shorter time, and with less risk and trouble, than was ever perhaps gained from an invention; and as "the fruit of a long course of experiments, in the progress of which known philosophical principles were constantly applied, and one or two new principles ascertained."4