Astronomy

BUGGE, THOMAS.

Kbhvn., 1796.

BALL, ROBERT STAWELL.

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

BUGGE, THOMAS.

Kiøbenhavn, S. Poulsen, 1796.

BUGGE, THOMAS.

Kiøbenhavn (Copenhagen), Poulsens forlag, 1796.

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).

HERSCHEL, WILLIAM.

(London, Bulwer and Co., 1806).

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.

CHANDRASEKHAR, SUBRAMANYAN.

Lancaster, American Physical Society, 1943.

EDDINGTON, A.S.

Oxford, Clarendon Press, 1927.

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

London, George Barclay, 1847.

GYLDÉN, HUGO.

Berlin, Stockholm, Paris, Beijer, 1893.

GYLDÉN, HUGO.

Berlin, Stockholm, Paris, Beijer, 1887.