Popular Science Monthly, Volume 65

academy American animals appear Association astronomical become body British cent century Chattanooga chromosphere Colorado College Copernicus curves Darwin decade dextrality disease doctrine earth eclipse electricity evolution existence experiments fact flocculi German hand Herder Hugo de Vries ical immigrants important increase insect interest investigation Italian knowledge labor laboratory less limbs lines living Lord Monboddo Magyar mathematics matter Maupertuis means ment methods mountains movement mutation nature observed organs Origin of Species original perhaps period phenomena philosophical photographs photosphere physical plants plateau political possible present president problem Professor Prussia question races region salt San Jose scale scale insect scientific seems solar species spectroheliograph spelling statolith teachers theory things thorium tion vapor variations Vries women word-curves words writing yellow fever