72 LITERATURE OF THE SPECTROSCOPE. 



Howe, J. L., and S. G. Hammer. Color of Sulphur Vapor. J. Amer. 



Chem. Soc. 20 (1898) No .10; Beibl. (1899) 178. 

 Howell, E. E. Two new meteorites. Amer. J. Sci. (3) 50 (1895) 



252-254. 

 Hubl, A., Freiherr von. Absorptionsband und Farbe der Pigmente. 



Jahrb. d. Photogr. (1897) 56-59. 

 Hiifner, G. Ueber ein neues Spectrophotometer. Ztsch. phys. Chem. 



3 (1889) 562-571; Beibl. (1889) 828. 

 . Lehre fiir die Spectroscopie und Photometrie des Blutes. 



Archiv. f. Physiol. (1890) 1-2, 28-30. 



. Farbe des Wassers. Arch. f. Physiol. (1891) 88-102. 



. Neue Versuche zur Bestimmung der Sauerstoffcapacitat 



des Blutfarbstoffes. Arch. f. Anat. u. Physiol. (1894) 130- 



176; Beibl. (1894) 913. 

 Huggins, W. Note on the spectra of erbia and some other earths. 



Proc. Roy. Soc. 18 (1869-70) 546; Jahresb. (1870) 174. 

 . Spectrum of the Stella Nova visible in the Great Nebula 



of Andromeda. Rept. Brit. Assoc. (1885) 932. 

 . On the wave-length of the principal line in the spectrum 



of the Aurora. Proc. Roy. Soc. 45 (1889) 430-436; Beibl. (1889) 



507- 

 . Limit of solar and stellar light in the ultraviolet part of 



the spectrum. Proc. Roy. Soc. 45 (1889) 544; ,46 (1889) 133- 



135; Beibl. (1889) 884. 

 and Mrs. Huggins. Note on the photographic spectra of 



Uranus and Saturn. Proc. Roy. Soc. 46 (1889) 231-233; Beibl. 



(1889) 947. 

 . Sur le spectre photographique d'Uranus. C.-R. 108 (1889) 



1228-1229; Beibl. (1889) 688. 

 , and Mrs. Huggins. The visible and photographic spectrum 



of the Great Nebula in Orion. Proc. Roy. Soc. 46 (1889) 40-60. 

 , . A new definition of the principal line in the spectrum 



of the Nebula of Orion, and on the character of the line. 



Proc. Roy. Soc. 48 (1890) 202-213; Beibl. (1891) 35. 

 . Sur le spectre visible et photographique de la grande nebu- 



leuse d'Orion. C.-R. no (1890) 1310-1311; Beibl. (1890) 790. 

 and Mrs. Huggins. A new group of lines in the photo- 

 graphic spectrum of Sirius. Proc. Roy. Soc. 48 (1890) 213, 



216-217; C.-R. no (1890) 1310, 1357-1358; Beibl. (1891) 790. 

 , . Wolff's and Rayet's stars with bright lines in the Swan. 



Chem. News 63 (1891) 27-30, 39-40; Beibl. (1891) 209. 



