108 
PROFESSOR W. N. HARTLEY AND MR, W. E. ADENEY 
The Spectrum of Copper (continued). 
Scale- 
numbers. 
Description of lines. j lengths 
Remarks. 
361-52 
361- 82 
362- 23 
362"76 
363- 12 
363- 52 
364- 00 
364-37 
367 20 
367- 50 
368- 34 
368- 62 
369- 34 
370- 47 
370-74 
374- 56 
375- 06 
375- 28 
376- 68 
378-67 
378- 96 
379- 61 
380- 12 
383- 37 
384- 30 
384-68 
386-29 
398-07 
404-18 
404-93 
409-08 
409- 29 
410- 63 
410-92 
413-45 
416-07 
419-61 
'I A group of six fine sharp lines, the 
third and fourth, fairly strong, 
rather long and extended, are 
the strongest and longest of<( 
the group. A faint nimbus 
about the central portion of the 
J group _ l 
f Very faint, short, and very fine line 
\ Very faint, short, and very fine line 
J Strong, fine, sharp, discontinuous . . 
[Weak, nebulous, discontinuous . 
f Weak, short, nebulous. 
[_ Faint, short, fine. 
Faint, short, fine. 
f Strong, fine, sharp, discontinuous . 
[ Weak, nebulous, discontinuous . 
f Faint, very short. 
< Weak, short, fine. 
f Very faint, short, nebulous .... 
Weak, short. 
1 A pair of double lines, each consist- f 
1 ing of a strong, short, fine, J 
[ sharp, extended, and a weak, ] 
J short, nebulous line ( 
A very faint, short line. 
f Rather strong, short line. 
\ Weak, nebulous, short line . . . . 
Weak, short, fine. 
Weak, short, fine. 
f Weak, short, fine. 
f Faint, short, nebulous. 
A pair of double lines, each consist- 
> ing of a weak, fine, short, and a< 
faint, nebulous, short line 
Very faint, sbort, fine. 
Very faint, short, fine. 
Very faint, short, fine. 
2233 0 
2232-2 
22312 
2230 0 
2229-1 
2228 1 
2227-0 
2226-0 
2219-3 
2218-5 
2216-5 
2215-8 
2214-1 
2211-3 
2210-8 
2208-8 
2200-3 
21998 
2196-5 
2192-0 
2191-2 
2189-6 
2188-5 
21810 
21790 
21780 
2174-5 
2148-8 
2135-8 
2134-2 
2124-4 
2124-0 
2122-1 
2121-5 
2116-0 
2110-5 
21030 
1 
Possibly a double line. 
