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CONTENTS. 
I. Spherical Astronomy—( Continued.) 
HT. 
The most important points, circles, and terms in the Terrestrial Sphere,  - 
Miscellaneous considerations respecting the apparent rotation of the Celestial 
Sphere and the attendant phenomena, 
The apparent course of the superior and inferior latest 
The Moon, her revolutions around the earth; phases of the moon; aes 
moon’s nodes, ‘ j : 
The Seasons; daily and annual Eon of the Sun, 
The geographical latitude and longitude of a place, . 
The Fixed Stars ; their size, number, arrangement, and distances, 
The Caiitdllations, 
a. The twelve constellations of the osc 
b. The twenty-one constellations of the northern ne 
c. The fifteen constellations of the southern heavens, 
d. The fifty-eight constellations discovered in modern times in the toe 
and southern heavens, 
Maps of the stars ; planisphere ; applicatan of phat rat of licensee in 
learning the stars and constellations, 
The double stars; remarkable collections of sie ebuiliae oe waa 
stars, 3 
Maaltiple, variable, and new stars, : 1 é ; 
Theoretical Astronomy, 
The circle and ellipse, ‘ 
Parallax; horizontal parallax, ‘na par: Mas § in sbi wall of a place, 
The baoeeniric and geocentric place of the planets; their commutation 
and annual parallax, . 
Some other important elements in the haces of the amour riots, 
Eclipses of the moon, 
The planetary systems of irae, TRE ‘Dah ae Behe, and the 
Egyptians. Tabular exhibition of the most important features of our 
planetary system, 
Distance, period of rovelidion, and spent ie the plan 
Rotation, light, gravitation, density, &c., of the planets, 
Surfaces and ithe: of the planets in geographical miles, 
Velocity and fall of the planetary orbits ; their position with respect té 
the sun’s equator, . ; . 
* Inclination and motion of ihe plandetey orbits, ; 
Annual revolution of the earth around the sun, and various rhehdiiaa 
resulting from this revolution, 
The transit of Mercury and Venus over the sun’s disk, 
Additional remarks on the course of the moon, 
The primary causes of the elliptical orbits of the planets ; ‘Kepler's s laws, 
The moons of Jupiter, Saturn, and Uranus, ‘ : 
Estimate of the proportional size of the planets, 
Relative volumes of the sun and the planets, 
Distance of the planets from the sun, and apparent diesrgeha at the time of 
greatest perigee, 
Distance at the time of piace apogee, 
Apparent size and diameter of the sun, as seen Benin the dedindad 
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