ON THE MEASUREMENTS OF WAVE-LENGTHS. 
1 29 
The Spectrum of Antimony (continued). 
Scale- 
numbers. 
Description of lines. 
287-35 
Fine, discontinuous. 
290-92 
f Weak, continuous, fine. 
291-68 
< Faint, discontinuous, nebulous . 
292-40 
fWeak, continuous, fine. 
295-71 
1 Faint, short. 
\ Faint, short. 
297-71 
Weak, short, nebulous. 
298-17 
Faint, short. 
299-44 
f Faint, short. 
301-00 
\ Weak, discontinuous. 
304-90 
Strong, continuous. 
308-28 
Strong, continuous. 
309-61 
Strong, short. 
312-72 
Strong, short, nebulous. 
312-93 
Weak, fine, continuous. 
315-60 
Faint, discontinuous. 
316-46 
Faint, discontinuous. 
322-41 
Weak, very short, nebulous .... 
323-14 
Faint, short, nebulous. 
323-90 
Faint, short, nebulous. 
325-46 
Faint, short, nebulous. 
327-00 
Faint, short, nebulous. 
328-75 
Weak, discontinuous . . ! . 
330-37 
f Strong, continuous, short. 
332-25 
(_ Fairly strong , continuous, sharp . 
336-05 
f Fairly strong, short. 
337-17 
< Fairly strong, continuous. 
339T8 
|_ Fairly strong, continuous. 
342-28 
Faint, very short. 
343-25 
Faint, very short. 
343-77 
Faint, short. 
346-11 
Faint, short. 
349-15 
Strong, continuous . 
355-38 
f Strong, continuous, weak in the centre 
357-25 
\ Strong, continuous, weak in the centre 
360-93 
Faint, short. 
362-22 
f Faint, short. 
362-64 
< Faint, short. 
363-15 
(_ Faint, short. 
364-53 
Weak, nebulous, continuous, weak in 
the centre. 
365-45 
Faint, discontinuous....... 
366-29 
Weak, nebulous, continuous .... 
367’46 
Weak, nebulous, discontinuous . 
368-39 
Weak, nebulous, short. 
370-48 
Faint, short. 
371-50 
Weak, nebulous, continuous .... 
373-61 
( Faint, short. 
374-31 
< Weak, continuous. 
375-05 
! Faint, short. 
378-35 
/ Weak, discontinuous. 
378-76 
[Weak, short. 
379-70 
Faint, short. 
384-24 
f Strong, continuous, broad .... 
385-71 
\ Strong, continuous, broad .... 
388-35 
Strong, short. 
Wave¬ 
lengths. 
2438-0 
2425-7 
2423-0 
2421-5 
2410-3 
2408-3 
2405-3 
2403-8 
2399-9 
23953 
2383-2 
2374-3 
2370-0 
2361-3 
2360-7 
2353-0 
2350-6 
2334-2 
233/S 
2329-7 
2325-3 
2322-1 
2316-4 
2311-8 
3306-8 
2297-0 
2294-0 
2288-8 
2280-8 
2278-3 
2277-1 
2271-1 
2263-5 
2248-0 
2243-5 
2234-5 
2231-3 
2230-3 
2229-0 
2226S 
22235 
22215 
2218-7 
2216-3 
2211-3 
2209 0 
2203 8 
2202-2 
22003 
2192-6 
2191-6 
2189-3 
2179-0 
2175-8 
2170-1 
Remarks. 
Appears single, but is seen to be 
double wben very highly magnified 
MDCCCLXXXIV. 
