Flame, electricity and the camera; man's progress from the first kindling of fire to the wireless telegraph and the photography of color (1900)
Iles, George, 1852-1942 · New York, Doubleday & McClure co. · leaf 397
rnrrw SOLAR SPECTRUM COMPARED WITH THAT OF IRON.(Seep. ,■>?.. / … Plate XVII SPECTRA OF BETA AURIGJE.(See p. 337.) THE TELESCOPE OUTDONE 337 represent the twenty-seven photographs taken during this month,their ordinates representing the result of a rough measure of theseparation of the lines. In no case does the observed position dif-fer from that given by theory…
Fire · Electricity · Color photography
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