Spectrum Analysis: Six Lectures, Delivered in 1868, Before the Society of Apothecaries of London
Macmillan and Company, 1873 - 484 pages
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absorption according acid action analysis appear APPENDIX atmosphere bands becomes blue bodies bright lines brought calcium carbon caused characteristic chemical chloride coincident coloured compounds contains continuous dark dark lines detected distance distinct drawing effect electric elements emitted employed examined exhibits existence experiments fact flame gases given gives glass green heated hydrogen important inch increase intensity interesting iron Kirchhoff lecture length less light lithium maps means measured metals method minute nature nitrogen noticed observed obtained occur oxide oxygen pass photographic placed portion position potassium presence prism produced Professor prominences quantity rays reaction reference refracted refrangible rubidium salts scale seen slit sodium solar spectrum spark spectra spectroscope stars strontium substance telescope temperature traces tube vapour various violet visible whilst wire yellow