ABSORPTION SPECTRA. 



PLATE 23. 



.61 .60 .89 ,68 .67 .66 .SS .Sk ,83 .82 .51 .50 . .48 .17 Hi is :1 J II M ..11) .08 ,17 .:) .;<R .HI ,30 .32 .01 .30 .29 .28 ,27 ,2B 26 2 ,20 ,22 ,21 .20 



iiliiiiliiiiliiiikiliiiiliiiiiiiiiiiiililiiiiiiuilniiliiiiiiiiiiiiiiiiliiiiliiiiiiiiibii^ 



FIG. SO. 



FIG. 91. 



FIG. 92. 



FIG. 90. SEE NO. 158. COBALT CHLORIDE IN SOLVENTS. 

 FIG. 91. SEE NO. 165. COPPER CHLORIDE IN SOLVENTS. 

 FIG. 92. SEE NO. 164. CHLORIDES OF CALCIUM AND COPPER. 



HEDOTrPE CO., BOSTON. 



