FOR KIRCHHOFF’S SPECTRAL LINES. 
55 
Comparison of the Wave-Lengths found by Ditscheiner with the Wave-Lengths found 
in the preceding Tables. (See ‘ Sitzungsberichte der Mathematisch-Naturwissen- 
schaftlichen Classe der Kaiserlichen Akademie der Wissenschaften,’ LI I. Band, 
II. Abtheilung, 1865, p. 289, &c.) 
Designation 
of line and 
Kirchhoff’s measure. 
Wave-length, 
'% 
Ditscheiner. 
m.m. 
0-000 
Wave-length, 
computed in 
preceding 
Tables, 
m.m. 
0-000 
Designation 
of line and 
Ivirehhoff ’s measure. 
Wave-length, 
^ b y 
Ditscheiner. 
m.m. 
o-ooo 
Wave-length, 
computed in 
preceding 
Tables, 
m.m. 
0000 
B 593 
68833 
68835 
1737-6 
51180 
51002 
C 694 
65711 
65710 
1750*4 
51068 
50906 
711-5 
65258 
65233 
1777-4 
50879 
50729 
719-5 
65054 
65011 
1799 
50729 
50546 
783-5 
63472 
63403 
1834 
50493 
50295 
831 
62407 
62317 
1854*5 
50363 
50149 
850 
62009 
61915 
1867 
50264 
50063 
860 
61796 
61693 
1873*5 
50205 
50018 
864 
61719 
61617 
1885*8 
50145 
49933 
874-5 
61520 
61405 
1908-5 
50010 
49778 
877 
61470 
61348 
1920 
49914 
49701 
885 
61322 
61191 
1961 
49653 
49432 
895 
61128 
60990 
1975-6 
49541 
49337 
959 
59859 
59801 
1983 
49471 
49289 
D6 1002-8 
59053 
59053 
1989-5 
49412 
49250 
Da 1006-8 
58989 
58988 
2002 
49269 
49169 
1029-4 
58670 
58626 
2018 
49178 
49068 
1096-1 
57716 
57616 
2041-4 
48990 
48923 
1103 
57621 
57517 
2058 
48854 
48820 
1135 
57193 
57068 
2067 
48791 
48764 
1 155*7 
56913 
56790 
F 2080*1 
48687 
48689 
1174-4 
56676 
56550 
2103-3 
48499 
48552 1 
1200-4 
56339 
56210 
2119-8 
48317 
48456 
1207-5 
56240 
56129 
2148-9 
48092 
48282 i 
1218 
56119 
55997 
2157-4 
47991 
48237 j 
1231-6 
55955 
55833 
2160-6 
47959 
48219 
1242*5 
55819 
55696 
2187-1 
47717 
48069 
1280 
55368 
55259 
2201-9 
47626 
47983 
1303-7 
55154 
54994 
2221-7 
47470 
47871 
1307 
55111 
54958 
2233-7 
47371 
47803 
1324-8 
54854 
54757 
2250 
47161 
47712 
1337 
54719 
54626 
2264-3 
47106 
47638 
1343-5 
54646 
54556 
2309 
46742 
47385 
1351-3 
54549 
54477 
2416 
46097 
46780 
1367 
54382 
54309 
2436-5 
45901 
46660 
1389*6 
54132 
54076 
2457-5 
45714 
46537 
1410-5 
53919 
53862 
2467-4 
45606 
46472 
1421-6 
53792 
53749 
2489-4 
45409 
46339 
1451 
53491 
53463 
2537-1 
45089 
46042 
1463 
53369 
53345 
2547-2 
45046 
45976 
1492-5 
53062 
53070 
2566-3 
44880 
45845 
1506-5 
52919 
52941 
2606 
44633 
45555 
1515-5 
52841 
52855 
2627 
44498 
45408 
E 1523*5 
52783 
52782 
2638-6 
44418 
45319 
1542 
52638 
52618 
2670 
44222 
45074 
1569-8 
52413 
52375 
2686-6 
44121 
44933 
1577-5 
52349 
52308 
2721-6 
43908 
44622 
1589-1 
52236 
52-208 
2734-9 
43813 
44495 
1601-6 
52171 
52101 
2775-6 
43600 
44077 
1622-4 
52006 
51925 
2797 
43466 
43857 
1634 
51912 
51826 
2822-8 
43314 
43564 
b 1648-8 
51809 
51705 
G 2854*7 
43170 
43160 
1655-6 
1693-8 
51754 
51503 
51647 
5 1 .>43 
2869-7 
43070 
42964 
