210 
PROFESSORS G. D. LIVEING AND J. DEWAR ON 
marked with a “ c ” are probably carbon lines, the first gives approximately the relative 
intensities with which the lines are impressed on the photographic plates, 1 represent¬ 
ing the strongest and 6 the weakest lines. It also indicates whether the line is an arc 
or a spark-line, a indicating arc-lines ; s, spark-lines. Thus 3 a 1 s after a line indi¬ 
cates that its intensity in arc is 3, in spark, 1 ; 6 a indicates a line which is in arc only 
and of intensity 6; 2 as indicates a line of intensity 2 in both arc and spark. 
List of ultra-violet iron lines. 
6 a 
2167-4 
4 a 
2280 0 
6 a 
2341-2 
2 as 
2384-2 
2s 
2427-9 
0 a 
2171-7 
6 a 
2281-8 
6 5 
2341-6 
6 a 
5 s 
2384-8 
6 a s 
2428-5 
6 a 
2173-4 
6 a 
2282-8 
6 s 
2341-8 
6 a 
2385-8 
6s 
2428-7 
6 a 
2177-0 
5 a 
2283-0 
1 ft s 
2343-1 
45 
2386-3 
6 as 
2429-0 
6 a 
2178-0 
5 a 
2283-2 
6 a 
5 5 
2343-6 
6 ft 
4 5 
2387-2 
3 a 
2 s 
2429-7 
6 a 
2181-5 
4 a 
2283-6 
4ft 
3s 
2343-9 
6 5 
2388-0 
6 as 
2430-5 
6 « 
2183-7 
3 a 
2284-0 
4ft 
2344-7 
1 ft s 
2388-4 
6 ft 
2430-7 
6 a 
2186-1 
3 a 
2287-1 
3s 
2344-9 
6s 
2389-2 
6 ft 
2 5 
2431-8 
6 a 
2186-8 
3 a 
2287-4 
6 ft s 
2345-9 
3 a 
2389-9 
2s 
2432-5 
6 a 
2191-3 
6 a 
2287-9 
6s 
2346-4 
5 5 
2390-1 
4 5 
2433-2 
5 a 
2195-5 
3 a 
2288-8 
1 as 
2347-8 
6 5 
2390-7 
6 as 
2433-9 
5 a 
2199-3 
5 a 
2289-9 
1 ft s 
2348-0 
3 a 
4 s 
2391-3 
6 a 
3s 
2434-3 
6 a 
2200-0 
4 a 
2290-3 
6 «s 
2349-0 
6 ft s 
2392-4 
5 a 
3s 
2434-7 
6 a 
2200-2 
6 a 
2290-6 
6 ft 
2349-5 
6 « 
2392-8 
6 ft s 
2435-6 
4 a 
2207-5 
4 a 
2290-9 
6fts 
2349-9 
6 a 
2394-1 
6 a s 
2436-0 
4 a 
2210-4 
6 a 
2291-4 
6 a 
2 s 
2350-9 
6 s 
2394-7 
5 5 
2436-4 
6 a 
2211-4 
3 a 
2292-3 
6 a s 
2351-5 
3 as 
2395 2 
5 s 
2436-9 
4 a 
2214-1 
3 a 
2293-3 
6 s 
2352-1 
1 as 
2395-4 
6 5 
2437-3 
3 a 
2216-2 
3 a 
2294-2 
5 s 
2353-3 
5 s 
2396-5 
4 a 
2437-9 
4 a 
2225-2 
3 a 
2296-8 
6 « 
3s 
2354-1 
6 « 
2398-0 
2s 
2439-0 
3a 
2227-3 
3 a 
2297-6 
3 « s 
2354-6 
6 5 
2398-5 
2 a 
6 s 
2439 4 
3 a 
2229-7 
3 a 
2298-0 
5 s 
2354-8 
1 a s 
2399-0 
3 a 
2439-8 
6 a 
2230-9 
4 a 
2298-6 
6 ft 
5 s 
2355-1 
6 a 
2 s 
2400-0 
3s 
2440-1 
6 a 
2240-2 
3 a 
2299-0 
6 « 
2355-6 
6 a s 
2401-0 
6 5 
2441-0 
6 a 
2242-2 
6 a 
2299-2 
4 s 
2356-7 
6 a 
2401-4 
6 a 
2441-5 
6 a 
2243-9 
3 a 
2300-0 
1 ft s 
2358-7 
6 a 
5 s 
2401-9 
2a 
5 5 
2442-3 
5 a 
2245-3 
5 a 
2300-4 
6 as 
2359-2 
6 ft 
5 s 
2402-3 
3 a 
6 s 
2443-7 
4 a 
2248-5 
4 a 
2301-0 
2 « 
1 s 
2359-7 
3 as 
2404-2 
5 a 
1 s 
2444-3 
4 a 
2248-8 
3 a 
2301-4 
2 ft 
1 s 
2359-9 
1 as 
2404-5 
6 ft s 
2444-9 
4 a 
2250"5 
3 a 
2303-2 
6 a 
2360-3 
6s 
2405-5 
6 a 
3s 
2445-4 
6 a 
2250-6 
3 a 
2303-4 
6 s 
2361-3 
1 as 
2406-3 
6 s 
2445-9 
6 a 
2251-2 
5 a 
2304-4 
4 ft 
3s 
2361-6 
6 s 
2406-6 
6 ft 
3s 
2446-3 
6 a 
2251-6 
5 a 
2305-8 
6s 
2362-9 
6 a 
2406-9 
3s 
2447-1 
4 a 
2252-8 
4 a 
2306-0 
3s 
2363-3 
6 ft 
2407-3 
3 a s 
2447-5 
4 a 
2255-4 
2 a 
2308 6 
3s 
2363-5 
6 a s 
2407-6 
6 a 
2448-1 
4 a 
2259-2 
6 a 
2309-3 
2 a 
1 s 
2364-4 
6 5 
2408-4 
6 a 
2448-5 
4 a 
2259-8 
6 a 
2310-6 
6 ft 
2365-1 
1 ft s 
2410-2 
4 5 
2449-6 
5 a 
2260-4 
5 a 
2311-0 
5 s 
2365-3 
1 ft s 
2410-7 
6 ft 
4 5 
2450-0 
5 a 
2260-7 
6 ft 
2311-6 
3 a s 
2366“2 
6 a 
2411-4 
6 a 
2450-7 
6 a 
2262-4 
6 ft 
2312-0 
2 ft 
1 s 
2368-2 
1 ft s 
2413-0 
6 a 
5 5 
2451-0 
6 a 
2262-8 
2 ft 
2312-7 
4ft 
2369-1 
6 fts 
2413-8 
6 ft 
2451-3 
6 a 
2263-2 
6 ft 
2313-6 
5s 
2369-6 
6 a s 
2414-8 
6 a 
2451-8 
5 a 
2264-2 
6 a 
2316-7 
4 as 
2370-1 
6 a. 
2415-4 
6 ft 
2452-3 
5 a 
2264-7 
5 a 
2317-5 
4ft 
2371-1 
6 a 
5 5 
2416-3 
6 5 
2452-9 
6 a 
2265-7 
6 ft 
2317-7 
4 s 
2372-3 
6 a 
2417-1 
3 ft 
2453-2 
6 a 
2266-6 
5 a 
2319-2 
6 a 
2372-7 
6 a 
2 s 
2417-5 
5 5 
2453-5 
5 a 
2266-8 
6 ft 
2319-6 
4 s 
2373-3 
6 a 
5 s 
2418-2 
6s 
2453-8 
3 a 
2267-2 
3 a 
2319-9 
2 ft 
Is 
2373-4 
3 a 
2418-9 
3s 
2454-3 
6 a 
2268-8 
2 ft 
1 s 
2326-9 
6 ft 
2374-1 
6 a. 
2419-4 
6 ft 
2455-3 
4a 
2270-5 
6 ft 
2329-3 
2 ft 
1 s 
2374-9 
6s 
2419-7 
6s 
2455-7 
4 a 
2271-5 
2 ft 
1.9 
2330-9 
6 ft 
3s 
2376-2 
6 a 
2420-0 
6 a 
2456"0 
4 a 
2271-8 
2 ct 
1 s 
2332-5 
6 a. 
2376-9 
6 a 
2420-7 
6 5 
2466-4 
4 a 
2272-5 
6 ft 
2333-1 
6 « 
2377-6 
6ft 
2421-3 
2 a 
5 5 
2457-4 
4 a 
2273-8 
6 ft 
2334-2 
6s 
2378-2 
6 a 
3s 
2422-4 
6 a 
2458-2 
4 a 
2274-9 
6 ft 
2334-5 
6 s 
2378-8 
6 ft 
4 s 
2422-9 
6 a 
1 s 
2458-5 
6 a 
2275-2 
6 a 
2334-8 
2 ft 
Is 
2379-0 
5 ft 
1 s 
2423-8 
6 a 
4 5 
2460-2 
4 a 
2275-7 
2 ft 
1 S 
2337-7 
2a 
1 s 
2380-5 
6 s 
2424-3 
6 a 
2460-8 
4 a 
2276-9 
2 «. 
6 s 
2339-0 
las 
2381-7 
6 a s 
2425-0 
6 a. 
3s 
2461-0 
4 a 
2277-5 
3 ft 
2339-3 
3 a s 
2382-7 
6 a 
5 5 
2425-4 
3s 
2461-4 
3 a 
2279-7 
5 a 
6 5 
2340-0 
2 a s 
2383-0 
6 5 
2427-0 
3 ft 
2161-9 
