Astronomy

PIGOTT, EDWARD.

(London, W. Bulmer and Co., 1805).

DARWIN, G.H.

(London, Taylor and Francis, 1878).

ROEMER (RÖMER - RØMER). - HORREBOW, PEDER.

Leipzig, Gleditsch & Grossius, 1736.

BRAHE, TYGE (TYCHO). - THE FIRST DANISH TRANSLATION OF "DE NOVA STELLA".

Lemvig, Atlantis' Forlag, 1923.

SOUTH, JAMES. - THE SEVEN-FEET TRANSIT INSTRUMENT DESCRIBED.

London, W.Nicol, 1826.

EULER, LEONHARD.

(Berlin, aud et Spener, 1766).

BESSEL, (FRIEDRICH WILHELM) - THE FIRST MEASURE OF THE DISTANCE TO A STAR.

Paris, Bachelier, 1838 a. 1840.

LE VERRIER (LEVERRIER), URBAIN JEAN JOSEPH. - PREPARING FOR, PREDICTING AND CONFIRMING THE EXISTENCE OF NEPTUNE.

Paris, Bachelier, 1845 a. 1846.

LE VERRIER, URBAIN JEAN JOSEPH. - THE FIRST STEPS TOWARDS DISCOVERING NEPTUNE.

(Paris, Bachelier), 1845.

BESSEL, (FRIEDRICH WILHELM) - THE FIRST MEASURE OF THE DISTANCE TO A STAR AND OF ITS PARALLAX.

Paris, Bachelier, 1838 a. 1840.

LE VERRIER (LEVERRIER), URBAIN JEAN JOSEPH. - THE EXISTANCE OF NEPTUNE PREDICTED.

Paris, Bachelier, 1846.

POINCARÉ, HENRI. - A FAMOUS PAPER ON CELESTIAL MECHANICS.

(Stockholm, F.& G. Beier), 1885.

FUSS, NICOLAUS (NIKOLAI IVANOVICH FUS). - A PRIZE WINNING MEMOIR ON COMETS.

(Paris, Moutard, 1785).

ÅNGSTRÖM, (ANDERS JONAS). - HALLEY'S COMET.

Uppsala, C.A. Leffler, 1862.

HANSEN, (PETER ANDREAS).

(Paris, Mallet-Bachelier), 1856.

CASSINI, (JACQUES).

(Paris, Jean Boudot, 1711).

FELDMAN, W.M.

N.Y., Hermon Press, 1965.

HERSCHEL, J.F.W.

Stuttgart und Tübingen, Cotta'schen Buchhandlung, 1831.