288 BULLETIN OF THE UNIVERSITY OP WISCONSIN. 



experiments made by him in the previous year. The experi- 

 ments have been performed under his direction, and I take this 

 opportunity to acknowledge indebtedness to him for many ideas 

 and suggestions and for much assistance. 



BIBLIOGRAPHY 



THE DISPERSION OF LIGHT. 



1746-1866. E. Verdet, "Lemons d'optique physique." Vol. 



II., 37-40. 

 1868. R. A. Mees, "Ueber die von C. Briot aufgestellte Dis- 



persionstheorie." Pogg. Ann. CXXIV., 118-146; 



Mondes, XVIII., 303-305 ; Fort. d. Phys. XXIV., 



260. 

 1868. C. Briot, "Sur les vibrations interieures des molecules." 



Louisville J. XIII., 304-312; Fort. d. Phys. 



XXIV., 264. 



1868. E. Mathieu, "Sur la dispersion de la lumiere." Ann. 



de Chim. (4), X., 128-136; Fort. d. Phys. XXIV., 

 274. 



1869. Challis, "Comparison of a theory of dispersion of light 



on the hypothesis of undulations with Ditscheiner's 

 determinations of wave lengths and corresponding 

 refracting indices." Phil. Mag. (4), XXXVIIL, 

 268-281. 

 1S69. Ricour, "Sur la dispersion de la lumiere. C. R. 

 LXIX., 1231-1233; Fort. d. Phys. XXV., 281. 



1869. Van der Wii.i.igen, "Sur la dispersion." Musee Tey- 



ler II., (4), 30S-315; Fort. d. Phys. XXV.. 293. 



1870. Ricour, "Sur la dispersion de la lumiere." C. R. 



LXX., 115-119; Mondes, (3), XXIL, 185-186; 

 Franklin J. LXL, 48. 



