V.—ASTRONOMY
Astronomische G es disc haft.
A quarterly journal of astronomy published in Leipzig.
Berry, Arthur.
A Short History of Astronomy, New York, 1899. Bertrand, J. L. F.
Les fondateurs de Vastronomie modern: Copernic, Tycho Brake, Kepler, Galileo, et Newton, Paris, 1865. This gives an interesting account of the lives and works of these philosophers.
Flammarion, C.
Vie de Copernic, et histoire de la découverte du système du monde, Paris, 1872. Forster, W.
Johann Kepler und die Harmonie der Sphcren, Berlin, 1862.
Jensen, P.