The Popular Science Review: A Quarterly Miscellany of Entertaining and Instructive Articles on Scientific Subjects, Volume 12James Samuelson, Henry Lawson, William Sweetland Dallas Robert Hardwicke, 1873 |
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Página 9
... find it no easy matter to enter Calais harbour , or to cross Boulogne bar in safety , and they sometimes have to give up the attempt . Now every one who has experience of twin boats with flat sides , is aware that they cannot be ...
... find it no easy matter to enter Calais harbour , or to cross Boulogne bar in safety , and they sometimes have to give up the attempt . Now every one who has experience of twin boats with flat sides , is aware that they cannot be ...
Página 14
... find illustrations still more apt in the perils of those who pass their lives in the chambers and galleries of deep mines . And coal - miners are exposed to a larger amount of risk than any others of the craft ' ; for , while they share ...
... find illustrations still more apt in the perils of those who pass their lives in the chambers and galleries of deep mines . And coal - miners are exposed to a larger amount of risk than any others of the craft ' ; for , while they share ...
Página 21
... find some means of removing the danger arising from them . This is done by em- ploying what are known as " safety - lamps , " that is , lamps which may be carried into an explosive mixture of carburetted hydrogen and air without firing ...
... find some means of removing the danger arising from them . This is done by em- ploying what are known as " safety - lamps , " that is , lamps which may be carried into an explosive mixture of carburetted hydrogen and air without firing ...
Página 26
... find coal . The notions that black shales are an indication of coal , and that " where God has sent iron - ore , He has also sent coal to smelt it , " have not died out , anymore than has that relic of superstition , the Divining - rod ...
... find coal . The notions that black shales are an indication of coal , and that " where God has sent iron - ore , He has also sent coal to smelt it , " have not died out , anymore than has that relic of superstition , the Divining - rod ...
Página 27
... find that detail which it would be impossible to , show on a smaller map , and which it is often hard enough to show on the one - inch scale . It is these which are intended to serve as practical guides to the miner and the quarryman ...
... find that detail which it would be impossible to , show on a smaller map , and which it is often hard enough to show on the one - inch scale . It is these which are intended to serve as practical guides to the miner and the quarryman ...
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acid American animals anthers apparatus appears Arctocebus arranged Astronomer Astronomer Royal atmosphere Biela's birds body bones carbon carbonic acid cause character Chemical Chimpanzee chlorophyll Cirripedes coal colour comet compared contains Crustacean described diameter Elapida electric existence experiments explosion fact feet flowers fossil fuze genus geological Gibbons gives Gorilla gun-cotton Halley's method heat illustrated inches insects instance interesting Journal Jupiter known latisternal apes Lemur length less light maps matter maxillæ means meteors Microscopical mode Monkeys motion nature nearly object observed obtained Orang orbit ordinary organs paper parasites pass pistil plants plates Pleistocene pollen portion present produced Professor recent remarkable resemblance rocks Royal says scientific seen ship snakes Society species specimens Spider Monkeys stamens structure surface telescope tion torpedoes venomous snakes vessel volume wire XII.-NO