A history of the sciences : main currents of scientific thought / Stephen Finney Mason. Main currents of scientific thought. Mason, Stephen Finney. 1923- Science History. Q125 .M36 1953a 509 MAH American ed. (New York, H. Schuman) has title: Main currents of scientific thought. Includes index. [London] ; New York : Routledge & Paul ; Coller Books, 1962. 1962. 1953 Text 520 p. ; eng