ON THE MEASUREMENTS OF WAVE-LENGTHS. 
123 
The Spectrum of Tellurium (continued). 
Scale- 
numbers. 
Description of lines. 
Wave¬ 
lengths. 
Remarks. 
374-08 
Very faint, very short, nebulous . . 
2202-8 
375-16 
Weak, continuous, nebulous .... 
2200-1 
376-67 
Very faint, short, nebulous .... 
2196-5 
378-53 
C Fairly strong, continuous, broad, nebu- 
lous. 
2192-2 
379-60 
J 
Fairly strong, discontinuous, broad, 
nebulous. 
2189-7 
380-82 
^Weak, broad, very short, nebulous . 
2186-9 
382-95 
r Faint, short, nebulous. 
2182-0 
384-18 
Fairly strong, continuous, broad, nebu- 
Ions. 
2179-2 
385-90 
Faint, very short, nebulous .... 
2175-3 
389-60 
j 
’ Faint, very short, nebulous .... 
2167-2 
390-31 
Faint, very short, nebulous .... 
2165-7 
393-05 
Faint, short, nebulous. 
2159-7 
397-64 
("Weak, short, nebulous. 
2149-7 
398-54 
< 
Weak, continuous, nebulous .... 
2147-8 
399-07 
Weak, short, nebulous. 
2146-7 
400-83 
Weak, continuous, broad, nebulous 
2142-7 
403-81 
J 
Weak, short, nebulous. 
2136-5 
404-56 
Weak, short, nebulous. 
2135-0 
409-06 
j 
Weak, short, nebulous. 
2125-5 
410-46 
> 
[Weak, short, nebulous . . . 
2122-5 
412-04 
J 
’ Very faint, very short, nebulous . . 
2119-0 
413-34 
Very faint, very short, nebulous . . 
2116-3 
414-75 
J 
Weak, short, nebulous. 
2113-3 
416-02 
1 
Weak, short, nebulous. 
2110-5 
417-42 
Faint, very short, nebulous .... 
2108-4 
419-34 
Faint, very short, nebulous .... 
2103-6 
420-91 
Very faint, very short, broad, nebu- 
lous. 
2100-2 
431-43 
Weak, short, broad, nebulous 
2078-5 
445-45 
fWeak, short, broad, nebulous 
2050-8 
451-60 
Weak, short, broad, nebulous . . . 
2039-2 
455-40 
Weak, short, broad, nebulous . . . 
2032-7 
A certain number of lines of copper are coincident with those in tellurium. They 
are given in the table of coincidences, two of these lines are strong both in copper and 
tellurium. 
