ON THE MEASUREMENTS OF WAVE-LENGTHS. 
121 
The Spectrum of Tellurium (continued). 
Scale- 
numbers. 
Description of lines. 
Wave¬ 
lengths. 
Remarks. 
239-86 
("Weak, short, nebulous. 
2604-4 
241-13 
Weak, short, fine. 
2599-4 
241-48 
[Weak, short, fine. 
2598-1 
242-56 
Very faint, short. 
2594-0 
243-56 
/Weak, short, nebulous. 
2590-1 
244-88 
/Weak, short, nebulous. 
2585 0 
246-16 
/Weak, short, nebulous. 
2580-1 
246-69 
J Weak, short, nebulous. 
2578-0 
247-58 
] Faint, fine, short. 
2574-8 
248-24 
[Faint, short, nebulous. 
2572-4 
249-44 
Very faint, short, nebulous .... 
2567-8 
250-44 
Very faint, short, nebulous .... 
2564-1 
251-93 
Very faint, short, nebulous .... 
2558-7 
254-40 
Weak, short, nebulous. 
2549-7 
255-96 
Fairly strong, fine short. 
2543-7 
257-90 
Weak, short, broad, nebulous . . . 
2536-8 
258-71 
Weak, fine, sharp, short. 
2533-8 
260-00 
f Strong, continuous, fine, sharp . . . 
2529-4 
260-28 
\ Weak, short, fine, nebulous .... 
2528-3 
261-03 
Weak, short, fine, nebulous .... 
2525-6 
266-84 
Fairly strong , short, fine, sharp . 
2505-2 
267-56 
Very faint and short, fine, sharp . 
2502-7 
268-74 
Fairly strong, short, nebulous . . . 
2498-6 
270-83 
/"Weak, continuous, fine. 
2491-3 
The next line, which is nebulous, 
270-90 
j Weak, short nebulous. 
2490-8 
appears to overlap this, which 
271-60 
| Weak, short, fine, sharp. 
2488-7 
is a fine line. 
272-60 
l^Weak, short, nebulous. 
2485-3 
273-92 
f Faint, short, fine. 
2480-9 
274-30 
\ Faint, short, fine, nebulous .... 
2479-6 
275-16 
Faint, short, nebulous. 
2476-7 
276-26 
Fairly strong, short, sharp. 
2473-2 
277-53 
Weak, short, nebulous. 
2469-0 
279-69 
f Faint, short, fine, nebulous .... 
24620 
280-25 
\ Faint, short, fine, nebulous .... 
2460-2 
282-43 
Weak, short, nebulous. 
2452-8 
284-15 
CFairly strong, discontinuous, sharp . . 
2447-8 
285-21 
| Faint, short, nebulous. 
2444-3 
286-05 
4 Faint, fine, continuous, sharp 
2441-7 
287-30 
Strong, continuous, slightly extended 
^ with a faint nimbus . 
2438-0 
289-10 
/"Weak, fine, slightly continuous, nebu 
lous. 
2432-0 
289-86 
. Weak, short, nebulous. 
2429-7 
290-33 
j Weak, fine, continuous, sharp 
2428-2 
290-80 
j Weak, short, nebulous. 
2426-7 
291-36 
[_Faint, short, nebulous. 
24250 
292-88 
f Weak, short, nebulous. 
24203 
293-44 
\ Faint, short, nebulous. 
2418-5 
295-08 
/ Strong, continuous, slightly extended . 
2413-3 
295-66 
< Fairly strong, slightly continuous and 
( extended . 
2411-4 
298-20 
/ Fairly strong, broad, nebulous, short . 
2403-7 
299-36 
\ Fairly strong, fine, short. 
2400-0 
301-83 
f Faint, short, fine, nebulous .... 
2392-8 
302-58 
\ Faint, short, fine, nebulous .... 
2390-7 
MDCCCLXXXIV. R 
