A text-book on chemistry. For the use of schools and colleges (1866)
Draper, Henry, 1837-1882 · New York, Harper & brothers · leaf 105
producea high temperature. Inthis application they arecalled burning-glasses, and,until the invention of thevoltaic pile and oxyhydro-gen blowpipe, presentedthe most energetic means for elevation of temperature.If made of a diameter from one to three feet, they willeffect the fusion of most earthy… … THE SOLAR SPECTRUM. 93 LECTURE XVIII. The Constitution of Solar Light.—Newtorfs Dis-coveries.—The Solar Spectrum.— Order of Intensityof Light.—Fluorescence.— Chemical Effects of Light.—Fraunhofer}s Lines. —Spectral Analysis. — Chem-ical Composition of the Sun.— The Spectroscope.—Photography of the…
Chemistry · Physics
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