Lockyer, Norman, Sir, 1836-1920 · London : Macmillan and Co. · leaf 39
nstellation of the Lyra will at once give an idea of such asystem, and of the use of the telescope in these inquiries.The star in question is (c-) Lyr^e, and to the naked eyeappears as a faint single star. A small telescope, oropera-glass even, suffices to show it double, and a power-ful instrument…
Astronomy · Solar system
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