MAGNUSSON — ANOMALOUS DISPERSION OF CYANIN. 



273 



Table VII. 

 Prism No. 1. Angle 17' 3" .8. 



Prism No. 2. Angle 4' 52".8. 



Y 



501.8 

 495.8 

 489.6 



U 



1.27 

 1.28 

 1.35 



Prism No. 4. Angle 1' 17".2. 



663.6 



M 



2.31 



Prism No. 5. Angle 24". 7. 



