Nature, Volume 88

acid Africa Agriculture animals apparatus appears Astronomical birds botany British British Central Africa Cambridge carbon character chemical chemistry College colour comet committee Crustacea Darwin December described discussion disease edition electric engineering ephemerides evidence examination experiments flora furnace geological give given heat Hooker illustrated important India insects Institute interesting investigation J. J. Thomson laboratory large number larvæ lecture London mammals mathematics matter ment mental method millimetre Museum nature nitrogen November November 16 November 23 observations Observatory obtained October organs paper period photographs physical plants plates practical present pressure problems produced Prof quartz radio-active radium recent reference regard Royal Society schools scientific shown sleeping sickness Solar Solar Physics South species spectrum stars steel suggested surface technical temperature Text-book theory tion trypanosome University various volume