A Popular History of Astronomy During the Nineteenth Century / Fourth Edition

by Agnes M. Clerke

[270] Ueber den Schweif des grossen Cometen von 1811, Monat. Corr., vol. xxv., pp. 3-22. Reprinted by Zöllner. Ueber die Natur der Cometen, pp. 3-15.

[271] Natur der Cometen, p. 148.

[272] The subject of a classical memoir by Bessel, published in 1810.

[273] A fresh investigation of its orbit has been published by N. Herz of Vienna. See Bull. Astr., t. ix., p. 427.

[274] Astr. Jahrbuch (Bode's), 1823, p. 134.

[275] Reproduced in Webb's Celestial Objects, 4th ed.

[276] Month. Not., vol. xxxvi., p. 309.

[277] Celestial Objects, p. 40, note.

[278] See Airy's Address, Mem. R. A. S., vol. x., p. 376. Rosenberger calculated no more, though he lived until 1890. W. T. Lynn, Observatory, vol. xiii., p. 125.

[279] Hind, The Comets, p. 47.