ABSORPTION SPECTRA. 



PLATE 20. 



.S2 .ei .60 .B9 S8 .B7 56 55 .5 .63 .^ .51 50 . .U .T .1 



iiiiiniilinilittiiiiiiliiiiliiiiiiiliiiiiiiiiiiiiiiiiiiiiiiii'iiiiiiiiiiiiiliiiiliiiiliiiil 



FIG. 78. 



FIG. 77. SEE NO. 163. COPPER CHLORIDE. 



FIG. 78. SEE NO. 156. COBALT CHLORIDE. 



FIG. 79. SEE NO. 155. CHROMIUM CHLORIDE. 



FIG. 80. SEE NO. 178. POTASSIUM CHROMATE. 



MELIOTVPE CO., SOSTOM. 



