The American Journal of Science and Arts, Volumes 93-94S. Converse, 1867 - Science |
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Results 1-5 of 100
Page 2
... obtained with a standard ruled surface . We avoid all these difficulties by constructing a normal spec- trum in such a manner that each spectral line shall be entered according to its wave length , a method first suggested , I believe ...
... obtained with a standard ruled surface . We avoid all these difficulties by constructing a normal spec- trum in such a manner that each spectral line shall be entered according to its wave length , a method first suggested , I believe ...
Page 68
... obtain in sufficient quantity for examination ; from an im- perfect examination I conclude that it is muscovite ; the ... obtained a full description of it from Prof. Cox and I think it would be well to give it here , for besides being ...
... obtain in sufficient quantity for examination ; from an im- perfect examination I conclude that it is muscovite ; the ... obtained a full description of it from Prof. Cox and I think it would be well to give it here , for besides being ...
Page 70
... obtained . Specimen of coral debris . 1 mud . Specimen of gray mud . 66 66 Specimen of mud nearly white . Specimen ... obtained . In this profile , which is , strictly speaking , that of a diagonal section , the point of maximum ...
... obtained . Specimen of coral debris . 1 mud . Specimen of gray mud . 66 66 Specimen of mud nearly white . Specimen ... obtained . In this profile , which is , strictly speaking , that of a diagonal section , the point of maximum ...
Page 92
... obtained either by bring- ing common salt supported on platinum wire into the flame of the Bunsen lamp , or by burning alcohol saturated with salt . All the colors are altered by this flame , with the exception of blue - violet , which ...
... obtained either by bring- ing common salt supported on platinum wire into the flame of the Bunsen lamp , or by burning alcohol saturated with salt . All the colors are altered by this flame , with the exception of blue - violet , which ...
Page 96
... obtain in a metallic mass.t Chemical synthesis . - M . Berthelot continues his beautiful re- searches in synthesis , and is at present occupied with the gene- ration of hydrocarbons . Our readers know that he formerly obtained acetylene ...
... obtain in a metallic mass.t Chemical synthesis . - M . Berthelot continues his beautiful re- searches in synthesis , and is at present occupied with the gene- ration of hydrocarbons . Our readers know that he formerly obtained acetylene ...
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alcohol ammonia analysis angles appear atoms axis beds boiling point carbon Carboniferous cavern cent characters chemical chlorid Coal-measures color comet compound containing copper Cretaceous crystals decomposed density deposits described determined diameter distillation earth Eocene ether ethyl examined fact feet formation formula fossils fractionated distillations Geinitz genera genus Geological give heat hydrochloric acid inches infusoria iron JOUR kaolin kaolinite latitude latter less light limestone liquid longitude mass mean meteoroids meteors method mica miles mineral Miocene nacrite nearly observed obtained orbit oxyd oxygen Paleontology Permian photosphere plane plates portion present probably Prof quantity ratio referred regard remarkable river rocks salt sandstone SCI.-SECOND SERIES seen shell silicic acid silicic ether silicium Silurian solar solution species specimens spot strata Substance sulphate sulphuric acid surface temperature thickness tion tube upper vapor weight XLIII