Astronomy

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.

ALEXANDER, A.F. O' D.

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

EDDINGTON, A.S.

Oxford, Clarendon Press, (1929).

EDDINGTON, A.S.

Oxford, Clarendon Press, 1927.

CASSINI, JACQUES (CASSINI II).

(Paris, Jean Boudot, 1706).

GYLDÉN, HUGO.

Berlin, Stockholm, Paris, Beijer, 1893.

GYLDÉN, HUGO.

Berlin, Stockholm, Paris, Beijer, 1887.

GYLDÉN, HUGO.

(Berlin, Stockholm, Paris, Beijer, 1882.)

FRIEDMANN, ALEXANDER (+) ALBERT EINSTEIN.

Berlin, Julius Springer, 1922-24.

MILNE, E.A. (EDWARD ARTHUR). - THE "COSMOLOGICAL PRINCIPLE".

Oxford, The Clarendon Press, 1935.

HERSCHEL, WILLIAM.

(London, Bulwer and Co., 1806).

HERSCHEL, WILLIAM.

London, Lockyer Davis and Peter Elmsly, 1783.

HERSCHEL, WILLIAM.

London, Lockyer Davis, 1790

EULER, LEONHARD.

(St. Petersburg, Typis Academiae, 1740).