Nature, Volume 88

animals appears applied become body British carried cause changes character chemical College complete connection considerable contains course dealing December described determined direction discussion early effect electric engineering evidence examination existence experiments fact further give given illustrated important increase institutions interesting knowledge known laboratory less light lines London marked material matter means measure meeting method nature November object observations obtained occur organs original period physical plants plates position possible practical present Price probably problems produced Prof published question received recent recorded reference regard relation remarkable Royal schools scientific shown similar Society South species suggested surface taken temperature tests theory tion University various volume whole