﻿New Method for Mapping the Spectra of Metals. 383 

 Plate 177. Copper. 



Element. 



Plate 177. 



Kay so r 

 and 



Inten- 



Remarks. 







Runge. 



sity. 





Copper ... 



4003-18 



400318 



5 







399308 





6 



Hazy. 





397997 





6 



Hazy. 





397614 





6 



Extremely wide and hazy. 



Calcium ... 



396855 





4 



Kraunhofer's H. 





3964-27 





6 



Wide and hazy. 





396104 





6 



Very weak. 





3951-63 





6 



Very weak. 





3947 00 





6 



Hazy. 



Calcium ... 



3933-76 





4 



Fraunhofer's K. 





393311 





6 



Wide and hazy. 



Copper ... 



3925-36 



3925-40 



5 





Copper ... 



3821-32 



3821-38 



5 





Copper ... 



3899-42 



3899-43 



6 







3888-73 





6 



J Very weak and hazy ; caesium line 

 t at \ 3888-83. 





3883-39 





6 



( No resemblance to head of C band 

 1 at 3883-47. 





3831-75 





6 



Hazy. 



(Ghost) ... 



3865-97 





... 



Second order ; belongs to Cu 3860 - 64. 



Copper ... 



3861-90 



3861-88 



5 





Copper ... 



3860 57 



3860-64 



2 





Iron 



3860-03 





6 



Fe 3860-03 (K. & R.). 



(Ghost) ... 



3357-88 





6 



First order; belongs to Cu 386064. 





3844-57 





6 



Wide and hazy. 





3837-48 





6 



Wide and hazy. 



Iron 



3825 99 





6 



Sharp trace of Fe 3826-04 (K.& R.). 



Copper ... 



3825-17 



3825-13 



6 





Copper ... 



3820-97 



3821-01 



4 







3320-52 





6 



Sharp; unlike Hg 38206 (K. &E.)J 





3817-57 





6 



Hazy. 





3813-60 





o 



Probably not copper. 



Copper ... 



381208 



3812-08 



6 



Wide and hazy. 



Copper ... 



3805-29 



3805-33 



3 







3803-64 





6 



Wide and hazy. 





3800-57 





4 



Fairly sharp. 





3799-99 





5 



Rather sharp. 





3797-34 





6 



Hazy. 





3785-74 





6 



Wide and hazy. 





3780-20 





6 



Wide and hazy. 



Copper ... 



3771-96 



3771*96 



4 







3764-98 





6 



Wide and hazy. 



Copper ... 



3759-56 



3759-53 



4 





Iron 



3758-36 





6 



Fe 3758-36 (K. & R.). 



Iron 



3749-61 





6 



Fe 3749-61 (K. & R.). 





3745-53 





5 



Hazy. 





374353 





6 





Copper ... 



3741-36 



3741-32 



3 





Iron 



3737-27 





6 



Fe 3737-27 (K. & R.). 



Iron 



3734-96 





6 



Sharp trace of Fe 373500 (K. & R,). 



Copper ... 



3734-29 



3734-27 



3 





