ON WAYVE-LENGTH TABLES OF THE SPECTRA OF THE ELEMENTS. 261 
IODINE (ABSORPTION)—continued. 
Wave- Intensity and| Oscillation Wavye- Intensity and} Oscillation 
length Character Frequency length Character Frequency 
517466 3 19319-0 5159°36 5© 19376°3 
5174°38 3. 193201 5159°10 5 19377°3 
5174:10 5 19321°1 5158-74 3 19378°7 
5173°63 4 19322°9 5158-43 3 19379°8 
517249 3 19327'1 5158-10 3 193811 
517216 3 193284 5157:72 £ 19382°5 
5171°43* 4 193311 5157-42 2 19383°6 
5171:13 2 19332°2 5156-98 5 19385:3 
5170°80 4 19333°5 5156°61 3 19386°7 
5170°32* 2 19335-2 5156°16* 5 19388-4 
5169-95 2 19336°6 
5169-62 3 19337°9 : 
5168-65" | 5 19341°5 Gee sing 
5156°16* 5 19388-4 
5155°66 3 19390°2 
Group 5168/5156 5155"16* 4 193921 
5168°65* 5 193415 515473 3 19393°7 
5168°27 3 19342°9 515436 5 193951 
5167-17* 3 19347:0 5153°83 4 19397:1 
5166°85 3 193482 5153-53 4 19398°3 
5166-43 3 19349°8 5153-01 4 19400:2 
5166-21 2 19350°6 5152-62 4 S-band 194017 
5165°87* 3 19351'9 5151:79 5 19404°8 
5165°51 2 193533 5151:48 2 19406:0 
5165°15 + 193546 515115 4© 19407:2 
5164-91 2 19355°5 5150-80 2 19408°5 
5164-63 4s 193566 5150-45 5 19409°9 
5164:26 2s 19358:0 5150-05 4 19411°4 
5163-90 4s 19359°3 5149°76 4 194125 
5163°58 2 19360°5 5149-41 3 19413°8 
516322 2 19361°9 5149°13 2 19414°8 
5162-90 2 19363°1 5148-82 3 194160 
516243 5 19364°8 5148-26 4 19418*1 
5162714 4 19365°9 5148-00 3 19419°1 
5161°81 2 193671 5147-74 2 19420°1 
5161°45 6 19368°5 5147-47 3 19421°1 
516116 2 19369°6 514716 3 19422°3 
5160°82 3 19370-9 5146°74 5 19423 8 
5160-47 4 193722 5146:10 3 19426°3 
5160-26 4 193730 5145°59 4 19428:2 
5160-00 4 19373:9 5145:25 4 19429°5 
5159-71 4 193750 5144-71* 5 194315 
Report of the Commvittee, consisting of Messrs. A. W. REINOLD, 
H. G. Manan, W. C. Roserts-AusTen, and HERBERT M‘LEop, 
on the Bibliography of Spectroscopy. 
Tur Committee have collected a considerable number of titles of spectro- 
scopic papers during the year, and hope to present a report at the next 
annual meeting. 
