A Popular History of Astronomy During the Nineteenth Century - LightNovelsOnl.com
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[Footnote 612: _Ibid._, pp. 60, 314.]
[Footnote 613: Wiedemann's _Annalen der Physik_, Bd. xxv., p. 80.]
[Footnote 614: Evershed, _Knowledge_, vol. xxi., p. 133.]
[Footnote 615: Secchi, _Le Soleil_, t. ii., p. 294.]
[Footnote 616: Lockyer, _Chemistry of the Sun_, p. 418.]
[Footnote 617: _L'Astronomie_, August, 1884, p. 292 (Ricc); see also Evershed, _Jour. British Astr. a.s.s._, vol. ii., p. 174.]
[Footnote 618: Averaging about 100 miles across and 300 high. _Le Soleil_, t. ii., p. 35.]
[Footnote 619: _The Sun_, p. 192.]
[Footnote 620: _Astr. Nach._, No. 1,854.]
[Footnote 621: _Mem. degli Spettroscopisti Italiani_, t. v., p. 4; Secchi, _ibid._, t. vi., p. 56.]
[Footnote 622: Its non-atmospheric character was early defined by Proctor, _Month. Not._, vol. x.x.xi., p. 196.]
[Footnote 623: _Astroph. Jour._, vol. vi., p. 412.]
[Footnote 624: _Ibid._, vol. xi., p. 165.]
[Footnote 625: _Ibid._, p. 243.]
[Footnote 626: _Sun's Place in Nature_, pp. 111, 288.]
[Footnote 627: _Abh. d. Kon. Bohm Ges. d. Wiss._, Bd. ii., 1841-42, p.
467.]
[Footnote 628: In a paper read before the Societe Philomathique de Paris, December 23, 1848, and first published _in extenso_ in _Ann. de Chim. et de Phys._, t. xix., p. 211 (1870). Hippolyte Fizeau died in September, 1896.]
[Footnote 629: _Astr. Nach._, No. 1,772.]
[Footnote 630: _Ibid._, No. 1,864.]
[Footnote 631: A. Cornu, _Sur la Methode Doppler-Fizeau_, p. D. 23.]
[Footnote 632: _Am. Jour. of Sc._, vol. xii., p. 321.]
[Footnote 633: _Ibid._, vol. xiv., p. 140.]
[Footnote 634: _Bull. Astronom._, February, 1884, p. 77.]
[Footnote 635: _Comptes Rendus_, t. xci., p. 368.]
[Footnote 636: _Month. Not._, vol. xliv., p. 170.]
[Footnote 637: See _ante_, p. 147.]
[Footnote 638: _Recherches sur la Rotation du Soleil_, Upsal, 1891.]
[Footnote 639: Harzer, _Astr. Nach._, No. 3,026; Stratonoff, _Ibid._, No. 3,344.]
[Footnote 640: _Publ. Astr. Pacific Soc._, vol. ii., p. 193.]
[Footnote 641: _Proc. Roy. Society_, vols. xvii., p. 415; xviii., p.
120.]
[Footnote 642: _Comptes Rendus_, t. cxii., p. 1421; t. cxiii., p. 310.]
[Footnote 643: At the sun's distance, one second of arc represents about 450 miles.]
[Footnote 644: _Amer. Jour. of Sc._, vol. ii., p. 468, 1871.]
[Footnote 645: _Month. Not._, vol. x.x.xii., p. 51.]
[Footnote 646: _Nature_, vol. xxiii., p. 281.]
[Footnote 647: _Comptes Rendus_, t. lx.x.xvii., p. 532.]
[Footnote 648: _Ibid._, t. xcvi., p. 359.]
[Footnote 649: A. Brester, _Theorie du Soleil_, p. 66.]
[Footnote 650: Such prominences as have been seen to grow by the spread of incandescence are of the quiescent kind, and present no deceptive appearance of violent motion.]
[Footnote 651: _Proc. Roy. Soc._, vol. xxviii., p. 157.]
[Footnote 652: "Evolution and the Spectroscope," _Pop. Science Monthly_, January, 1873.]
[Footnote 653: _Proc. Roy. Soc._, vol. xxiv., p. 353. These are the H and K of prominences. H. W. Vogel discovered in 1879 a hydrogen-line nearly coincident with H (_Monatsb. Preuss. Ak._, February, 1879, p.
118).]
[Footnote 654: _Proc. Roy. Soc._, vol. xxviii., p. 444.]
[Footnote 655: Many of these were referred by Lockyer himself, who first sifted the matter, to traces of the metals concerned.]
[Footnote 656: _Chemistry of the Sun_, p. 312; _Proc. Roy. Society_, vol. lvii., p. 199.]
[Footnote 657: _Lockyer's Chemistry of the Sun_, p. 324.]
[Footnote 658: _Month. Not._, vol. li., p. 76.]
[Footnote 659: _Ibid._, vol. lviii., p. 370.]
[Footnote 660: _Astr. and Astrophysics_, vol. xi., p. 615.]
