The New Encyclopædia Britannica, Volume 16Encyclopaedia Britannica, 1981 - Encyclopedias and dictionaries |
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Page 202
... observations on such particle tracks were made in natural crystals from meteorites that had been subjected in space to a long bombardment by cosmic rays ; these observations yielded the first indica- tion that nuclei of elements much ...
... observations on such particle tracks were made in natural crystals from meteorites that had been subjected in space to a long bombardment by cosmic rays ; these observations yielded the first indica- tion that nuclei of elements much ...
Page 440
... Observations and Essays . He then became inter- ested in preparing collections of botanical and insect species . Stimulated by a spectacular aurora display in 1787 , he began observations about aurora phenomena— luminous , sometimes ...
... Observations and Essays . He then became inter- ested in preparing collections of botanical and insect species . Stimulated by a spectacular aurora display in 1787 , he began observations about aurora phenomena— luminous , sometimes ...
Page 576
... Observations ... Made upon the Bills of Mor- tality . The " Bills of Mortality " were weekly records of deaths and ... observations are called longitudinal , as contrasted to transverse observations made when events occurring over a ...
... Observations ... Made upon the Bills of Mor- tality . The " Bills of Mortality " were weekly records of deaths and ... observations are called longitudinal , as contrasted to transverse observations made when events occurring over a ...
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19th century Africa American animals areas became bee-eaters cells centimetres central centre century Church collagen conifers connective tissue conodonts conservation conservatism constitution continental continental drift copper Coraciiformes coral cosmic rays countries court covenant Cretaceous Crete cricket crime criminal Cro-Magnon crocodiles Crusade cultural deposits disease early Earth economic effect energy England Europe federal forest fossil France French function genera geosynclines groups hoopoes hornbills illus important industrial Iráklion island King known land later Le Corbusier legislation major ment metres minerals modern natural North Nyssaceae occur ocean Ordovician organized original Parliament particles party percent period plants political pollution population problems protection reefs region result River rock Roman Saladin sediments social South Soviet species structure theory tion town trade traditional trees tropical trouvères Union United usually western