11 
8 REPORTS ON THE STATE OF SCIENCE. 
STANDARD LINES— continued. 
ce and Perot and Fabry | Kayser 
pag Solar Spectrum Iron Are 
Tron Arce 
Previous Measurements 
(Solar Spectrum) 
Rowland 
4461-838 
54-572 
47-907 
42-522 
30-801 
4427-314 | 27-490 
15°301 
04-929 
4391-137 
83-724 
4375-935* 76-104 
69-954 
67-759 
58-689 
52-741 52-910 
46-739 
37-219 
25-941 
15-089 15-255 
09:542 
4299-420 
94-290 
91-631 
85-614 
4282-407} 82-567 
71-933 
71-333 
60-656 
| 50-948 
50-299 
47604 
45-423 
38-980 
36-118 
33-615 33-771 
27-606 
22-387 
19-523 
10°521 
02-195 
4199-256 
4191-441 91-611 
87-221 
81-918 
75-799 
71-069 
54-662 
47°677 
44-033 
37:156 
34-685 
18-552 18-709 
14-608 
07-646 
4098-346 
967135 
* Eversheim, 4375:9435. 
4447-899 (-912 in are) _ 
15-299 (-298 in arc) 
04-927 (-928 in arc) 
4391-149 
83-721 
76-103 (-108 in arc) 
69-948 (in arc) 
52-908 
25°932 
4271-920 
60°647 
50-949 
50°300 
22°396 
02-187 
4199-257 
14-600 (in sun) 
+ Idem, 4282°4125. 
