THE UNIVERSE -- THE SOLAR SYSTEM -- SUN -- PLANETS -- MOON --
CONSTELLATIONS -- STARS -- COMETS -- METEORS -- NEBULÆ -- NEBULAR
HYPOTHESIS -- ECLIPSES -- MYTHOLOGY OF THE CONSTELLATIONS -- DICTIONARY
OF SCIENTIFIC TERMS USED IN ASTRONOMY -- STAR CHARTS AND MAPS.
=⁂Books of Reference about the Heavens.=--Campbell: _Handbook of
Practical Astronomy_. Young: _Elementary Astronomy_, _Manual of
Astronomy_, and _General Astronomy_. Ball: _Story of the Heavens_.
Turner: _Modern Astronomy_. Newcomb: _Popular Astronomy_. Todd: _A
New Astronomy_. Gregory: _Vault of Heaven_.