Stars and telescopes; a hand-book of popular astronomy, founded on the 9th ed. of Lynn's Celestial motions (1899)
Todd, David P. (David Peck), 1855-1939, Lynn, William Thynne, 1835-1911. Celestial motions · Boston, Little, Brown and company · leaf 110
f the gitter,thereby giving the normal solar spectrum. Compared withthis a prismatic spectrum has the red end unduly compressed,and the violet end as unduly expanded. Mare about the Sun —Solar Physics 71 kr rHKRFURD,assisted by Chapman, i uled excellent gratingsmechanically; but the last degree of… … GUST AVE ROBERT KIRCHHOFF (1824-1887) concavity of the gratings vastly simplifies the accessories ofthe spectroscope, for researches in which they arc applicable.,reat is the dispersion obtainable that the solar spectrum,as photographed by Rowland with one of these gratings andenlarged three fold,…
Astronomy
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