Discoveries and inventions of the nineteenth century (1905)
Routledge, Robert · London : G. Routledge and Sons · leaf 479
sold by Mr. Browning for twenty-two shillings ; secondly, a Bunsens burner, a few feet of india-rubbertubing, two inches of platinum wire, and a few grains of the salts of lithium,strontium, thallium, &c. The whole expense will probably be covered byadding four shillings to the cost of the… … gases which have been mentioned, as well as the absorption bands in liquidswhich will be spoken of in the sequel. The splitting up of a beam of light into its elements—which it is theoffice of the prism to produce—is accomplished by a single prism to a cer-tain degree only. It separates the red…
Inventions
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