Nature, Volume 31

acid angle animals anticyclones apparatus appears Ben Nevis body British cells centimetre centre chemical chemistry cholera clouds College colour comet connection containing corresponding course described direction earthquake electric electromotive force examination Exhibition expedition experiments fact feet geographical geological give given gneiss heat Henry Cole Herat important inches Institute interesting investigation island known Koch laboratory larvæ lectures light limestone London lower luminiferous ether magnetic matter means measurements ment meridian method Monotremes mountains Museum natural Nicol prism November observations Observatory obtained ordinary paper plants present Prime Meridian probably Prof protoplasm quartzites recent referred region remarkable Reykjanes rocks Royal Säntis schists Schizophytes schools scientific side Silurian Sir Edward Reed Society solar species specimens surface teaching temperature theory tion University various vibrations weight