'60 



Art. 7. — K. Yauiada ; 



Table XLIII. 



JA is linearl}^ proportional to the field applied, as in all other 

 cases of sharp triplets. Plate XX, Fig. 1. Graftdijk is the only 

 one wlio has studied this line; she obtained: 



(12) '<:3ü5U-«2. 



Intensity 6; diffuse triplet; character b. Plate I, Fig. 4. 

 The third order spectrum of this line is photographed on the same 

 plate together with the second order of '^:4680"138 of zinc. 



Table XLT\^ 



