Stories of inventors and discoverers in science and the useful arts. A book for old and young (1860)
Timbs, John, 1801-1875 · New York, Harper & Brothers · leaf 250
lescopes employed. Hencewas suggested the expediency of transporting powerfulinstruments to the southern hemisphere for the physicalobservation of the celestial bodies; and in 1856 the gov-ernment consented to a summer expedition to the Peakof Teneriffe, when Mr. Piazzi Smyth, with a most… … The Earl of Rosses Great Reflecting Telescope. THE INVENTION OF THE MICEOSCOPE. Sir Dayid Brewster has sagaciously observed that,previous to the introduction of glass, the microscopes ofthe present day could not have been constructed, even iftheir theory had been known; but it seems strange thata…
Inventions · Inventors
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