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The Relative Powers of Large and Small Telescopes in Showing Planetary Detail

Nature volume 52, pages 232234 | Download Citation



IT is to be hoped that a definite understanding will soon be, arrived at regarding the differences between large and small telescopes in revealing delicate surface-markings on Mars, Jupiter, and Saturn. The subject of relative efficiency was discussed about ten years ago, and some interesting evidence was evoked as to the different forms and sizes of telescopes, but no settlement of the question was possible in the face of the diversity of opinion existing. The time seems to have come when the subject may be suitably referred to, and the facts considered apart from mere prejudice or preference for any kind or size of instrument.

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