They will have much to learn, and their knowledge will cost them too dear. An attempt to excel, materially, the reciprocating engine, in point of economy, by substituting a rotary, is chimerical.

0 0 This article was originally published with the title “The Friction of Steam Engines” in Scientific American Magazine Vol. 23 No. 1 (July 1870), p. 4 doi:10.1038/scientificamerican07021870-4 ...