Astronomy

BALL, ROBERT STAWELL.

Dublin, Hodges, Foster, and Co., 1876.

BUGGE, THOMAS.

Kiøbenhavn, S. Poulsen, 1796.

BUGGE, THOMAS.

Kiøbenhavn, S. Poulsen, 1796.

BUGGE, THOMAS.

Kiøbenhavn (Copenhagen), Poulsens forlag, 1796.

ZINNER, ERNST.

Berlin, Julius Springer, (1931).

KEPLER, JOHANNES.

München u. Berlin, R. Oldenburg, 1930

EDDINGTON, A.S.

London, Macmillian, 1914.

EDDINGTON, A.S.

Oxford, Clarendon Press, 1927.

HERSCHEL, WILLIAM.

(London, Bulwer and Co., 1806).

EDDINGTON, A.S.

Oxford, Clarendon Press, 1927.

BESSEL, FRIEDRICH WILHELM - HERSCHEL, J.F.W.

London, George Barclay, 1847.

CHANDRASEKHAR, SUBRAMANYAN.

Lancaster, American Physical Society, 1943.

EULER, LEONHARD.

(Berlin, Haude et Spener, 1748).

ALEXANDER, A.F. O' D.

N.Y., Dover Publications, (1980).

EDDINGTON, A.S.

Oxford, Clarendon Press, (1929).

CASSINI, JACQUES (CASSINI II).

(Paris, Jean Boudot, 1706).

GYLDÉN, HUGO.

Berlin, Stockholm, Paris, Beijer, 1893.

GYLDÉN, HUGO.

Berlin, Stockholm, Paris, Beijer, 1887.