Astronomy

BUGGE, THOMAS.

Kbhvn., 1796.

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

EULER, LEONHARD.

(Berlin, Haude et Spener, 1748).

ALEXANDER, A.F. O' D.

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

EDDINGTON, A.S.

Oxford, Clarendon Press, (1929).

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

London, George Barclay, 1847.

EDDINGTON, A.S.

Oxford, Clarendon Press, 1927.

EDDINGTON, A.S.

London, Macmillian, 1914.

EDDINGTON, A.S.

Oxford, Clarendon Press, 1927.

CHANDRASEKHAR, SUBRAMANYAN.

Lancaster, American Physical Society, 1943.

HERSCHEL, WILLIAM.

(London, Bulwer and Co., 1806).

CASSINI, JACQUES (CASSINI II).

(Paris, Jean Boudot, 1706).

GYLDÉN, HUGO.

Berlin, Stockholm, Paris, Beijer, 1893.