Matter, ether, and motion; the factors and relations of physical science (1892)
Dolbear, A. E. (Amos Emerson), 1837-1910 · Boston, Lee and Shepard · leaf 152
t have beenfound to be as follows : — ETHER WAVES Red, about 39000 to the inch Orange, 41000 Yellow, 44000 Green, 47000 Blue, 51000 Indigo, 54000 Violet, 57000 Extreme visible, about 60000 ** 139 A spectroscope is an instrument composed of a prismmounted between two tubes, one of them having… … Diag. 9. — Spectroscope. light from any source may be examined. Light madeup of all wave lengths that can be seen shows asa complete spectrum, while any light made up of buta part of these gives a corresponding incompletespectrum. The flame of an alcohol lamp, or a Bunsen I40 MATTER, ETHER, AND…
Physics
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