Well's natural philosophy : for the use of schools, academies and privte students, introducing the latest results of scientific discovery and research ; arranged with special reference to the practical application of physical science to the arts and the experiences of everyday life ; with three hundred and seventy-five engravings (1873)
Wells, David A · New York : Ivison, Blakeman, Taylor and Co. · leaf 260
ler.A part of the side of the cylinder is cut away in order to show the piston, which movesalternately up and down accordinij as the steam is admitted above or below it. By therod A the piston triin-mits its alternating movements to the walking-beam, L, which is anenormous lever accurately balanced… … 256 WELLS S NATURAL PniLOSOPHT.Fig. 215.
Physics · Science · Technology
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