Mattison, Hiram, 1811-1868 · New York, Huntington and Savage, Mason and Law · leaf 13
the heavens. Themost celebrated in this country is the one erected by Professor Mitchel on MountAdams, Cincinnati. Besides this, there is one at Washington, one at Philadelphia,one at Cambridge, Mass., &c. An effort is now being made (1850) to erect one onBrooklyn Hights, Long Island. A good… … 7, What other advantage have modern Astronomers ?They are assisted by many useful instruments, themost important of which is the Telescope* * From the Greek tele, at a distance, and skopeo, to see. PRIMARY ASTROXOMY. MODERN ASTRONOMERS USINGA TELESCOPE.
Astronomy
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