James Edward Keeler Quote
It [the spectroscope] is to the astrophysicist what the graduated circle and the telescope are to the astronomer. The Importance of Astrophysical Research and the Relation of Astrophysics to Other Physical Sciences
The Astrophysical Journal, Volume 6, Number 4, November, 1897, (p. 273)
![It [the spectroscope] is to the astrophysicist what the graduated circle and the telescope are to the astronomer. The Importance of Astrophysical...](https://img.libquotes.com/pic-quotes/v1/james-edward-keeler-quote-lbp5g6d.jpg)
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![It [the spectroscope] is to the astrophysicist what the graduated circle and the telescope are to the astronomer. The Importance of Astrophysical...](https://img.libquotes.com/pic-quotes/v3/james-edward-keeler-quote-lbp5g6d.jpg)
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