Spectroscopic Observations

Nature, Aug 2024

IN corroboration of Capt. Herschel's statements regarding the mistaken idea of high dispersive power being essential to success in observations of solar prominences, I beg to give a few results obtained by a direct-vision spectroscope of dispersive power insufficient to separate D.

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Spectroscopic Observations

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PRINGLE, E. W.. Spectroscopic Observations, Nature, DOI: 10.1038/007222d0