Philosophical Magazine, Volume 5Taylor & Francis., 1829 - Physics |
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Page 180
... correct determination , the sub- stance may be considered as a silicate of alumina , in which the alumina is rather more than five times the weight of the silica . Klaproth and Berthier have analysed two minerals , the one called ...
... correct determination , the sub- stance may be considered as a silicate of alumina , in which the alumina is rather more than five times the weight of the silica . Klaproth and Berthier have analysed two minerals , the one called ...
Page 257
... correct me if I am in error . Of course the same doubt , as applied to the analysis of psilome- lane and the manganèse oxidé baritifère , is equally inappro- priate . The difficulty of discovering the atomic nature of these compounds ...
... correct me if I am in error . Of course the same doubt , as applied to the analysis of psilome- lane and the manganèse oxidé baritifère , is equally inappro- priate . The difficulty of discovering the atomic nature of these compounds ...
Page 299
... correct ; -that as much power is now obtained from one bushel of coal , as in the earliest periods was to be had from seventeen bushels . The mode of estimating the duty of steam - engines is explained , and a reference is made to the ...
... correct ; -that as much power is now obtained from one bushel of coal , as in the earliest periods was to be had from seventeen bushels . The mode of estimating the duty of steam - engines is explained , and a reference is made to the ...
Contents
JANUARY | 1 |
Capt B Halls Letter inclosing a Communication from Peter | 15 |
Mr Ivory on the Method of deducing the Difference of Lon | 24 |
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abdomen acute Amplitude de l'arc angle Antennæ apex appears Barcelone basal joint Bear's Head bipectinated Brit characters ciliated Cloudy colour contains crystals Curtis cylindric deflexed degrees densely deux distance elongate Ernst étoile experiments fait fascicles of hair feet female femora gallic acid genus gneiss grains Grande Ourse granite granite vein Haust head small heat Hübn Icon Illust inches killas Lake Lake Ontario Larva Larvæ latitude Latr legs length Linn Lithosia males manganese manganite maxillæ mean Méchain méridien miles minute Mont-Jouy muriatic nearly observations obtuse occur Ochs Ochsenheimer Ourse oxide oxygen Palpi pectinations Penhill peroxide pilose plane porrected posterior potash precipitate pupa quantity quartz rain robust rock scales schorl Settronside short side slender species steatite Steph stout strata sulphuric sulphuric acid surface tannin temperature terminal thorax tibiæ tion triarticulate tube tuft Whernside wings