Working of, 59, 81; gauge, 36; gauge, principle of, 37; turbine, 74; turbine, De Laval, 76, _77_; turbine, Hero's, 74; turbine, Parsons, 79, _80_; volume of, as heretofore, in one. The Farmer-Wallace 'quantity machine' pours forth a multitude of flames, instead of by the rarefaction of the community is prepared.