A high-school astronomy: in which the descriptive, physical, and practical are combined .. (1853)
Mattison, Hiram, 1811-1868 · New York, F. J. Huntingdon [etc.] · leaf 230
uatoriallymounted, with eye-pieces, &c. The size priced at $225 is equal to that at Yale College.A good revolving dome for an observatory building can be built for $100. This note is inserted exclusively for the benefit of institutions using the work, andwithout any request or remuneration from… … etjtherfobds equatorial refractor. 523. The above cut represents an equatorial telescopemanufactured by Mr. Henry Fitz, of New York—the oneused by the author in making most of his observations.Its object-glass is six inches in diameter, and its focallength eight feet. A is the declination circle,…
Astronomy
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