Nature, Količina 77

acid actinium action animals appears Archibald Geikie Astronomical atomic weight birds British cent characters chemical chemistry chloroform College colour comet contains cromlech deal December described direction discussion effect electric engineering experimental experiments fact feet Geological give given gneisses illustrated important Indian Institution interesting investigation J. J. Thomson January January 16 kimberlite laboratory large number larvæ lectures London London County Council Lord Lord Kelvin mathematical matter measured memoir ment Messrs metals method Miocene Museum nature November observations Observatory obtained origin paper photographs physical plants plates practical present pressure Price prize produced Prof published radio-active radium recent reference regard river rocks Royal Society scientific selenium solution South species specimens stones surface temperature theory thorium tion transit of Mercury trypanosomes University variation volume