Howe, Herbert A. (Herbert Alonzo), 1858-1926 · Meadville, Penna., Flood and Vincent · leaf 136
Fig. 63.—The Yerkes Telescope at the Columbian Exposition. into a number of different colors by being passed Dispersion ofthrough a prism, he also found that passage through a llght 130 A Study of the Sky Newtonsreflector. Lord Rossesreflector Silver on glass. lens affected it in the same way.…
Astronomy
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