262 LITERATURE OF THE SPECTROSCOPE. 



Henocque, A. Paris: Masson, 1895, 200 pp. 



Huefner, G. Archiv f. Physiol. (1890) 1-2, 28-30; (1894) 130-176. 



Linossier, G. Chem. Centralbl. (1889) 816. 



Sczelkow. Archiv f. Physiol. 41 (1888) 373. 



Zaleski,,J. Ber. chem. Ges. 30 (1897) 965-967. 



BLUE RAYS. 



Kohl, F. G. Naturwiss. Rundsch. 12 (1897) 425; Beibl. (1897) 983. 



BOLOMETRY. 



Abbot, C. G. Astrophys. J. 8 (1898) 250-252. 



Angstrom, K. K. Ges. Wiss. Upsala, 9. April, 1892, 45 pp. 



. Oefvers. Vet. Akad. Forh. 45 (1888) 379-383; Beibl. (1889) 



307- 



. Ann. Phys. n. F. 48 (1893) 493 



. Ann. Phys. n. F. 52 (1894) 509. 



Nova Acta Sci. Upsala, 1895. 



Child, C. D., and 0. M. Stewart. Phys. Rev. 4 (1897) 502-504. 



Donath, Br. Ann. Phys. n. F. 58 (1896) 609-661. 



Edelmann, M. Th. Electrotech. Ztsch. 15 (1894) 81-82; Beibl. 



(1894) 749. 

 Hale, G. E. Astrophys. J. i (1895) 162-166. 

 Hallock, W. Sci. 2 (1895) 174-178. 

 Helmholtz, R. von. Verb. d. physikal. Ges. Berlin 7 (1888) 73; Beibl. 



(1889) 882. 

 Hupe, A. Programm d. Realschule, Charlottenburg, Ostern, 1894, 



46 pp. 

 Julius, W. H. Arch, neerland. des Sci. 22 (1887) 310, 383; Beibl. 



(1889)307. 



. Verh. k. Akad. Amsterdam I, No. i, 1892; Beibl. (1893) 34. 



Kriiss, H. Jour. f. Gasbel. u. Wasservers., 1895. 



Kurlbaum, F. Ann. Phys. n. F. 61 (1897) 417-435. 



Langley, S. P. Phil. Mag. (5) 26 (1888) 505; Jahresb. (1888) 435; 



Am. J. Sci. 36 (1888) 397. 

 . Astron. and Astrophys. 13 (1893) 41-44; Beibl. (1894) 



749- 



. Amer. J. Sci. (4) 5 (1898) 241-245; Beibl. (1898) 399. 



. Smithsonian Institution Astrophysical Observ. Repts. 



1888-1899. 

 Lummer, 0., und F. Kurlbaum. Ann. Phys. n. F. 46 (1892) 204. 



