Perkins, Henry, 1803-1889, publisher., Haswell, Barrington, and Haswell, printer., McManus-Young Collection (Library of Congress) · Philadelphia : H. Perkins, 134 Chestnut Street, MDCCCXXXVIII [1838] · leaf 102
rburet, which being intensely ignited, are highly luminous. Itis no less strange than ‘true, that bicarburetted hydrogen, the substance which we so largely consume to illuminate our towns, is ether when united to water in one proportion, and spirit when combined with it in another; a fluid which… … different dimensions, and made of different materials; the wide tubes forming the lower, and the narrow tubes the upper notes.
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