Young, Charles A. (Charles Augustus), 1834-1908, Young, Anne Sewell, b. 1871., ed · Boston, New York [etc.] Ginn and Company · leaf 417
et against the longitude gradua* THE CELESTIAL GLOBE. 397 tion so that each day is opposite to the degree of longitudeoccupied by the sun on that day of the year. In the circle ofthe months is also given at different points the equation oftime for corresponding days. 525. The Meridian Ring, MM\ is… … Fig. 141. —The Celestial Globe. the graduated face of the ring, which is divided into degreesand fractions of a degree. The meridian ring fits into twonotches in the horizon-circle, and is held underneath the globe 398 APPENDIX. [§ 525 by a support with a clamp, which enables us to fix it…
Astronomy · Constellations
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