ON WAVE-LENGTH TABLES OF THE SPECTRA OF THE ELEMENTS. 9307 
TITANIUM (ARC SPECTRUM)—continued. 
| Reduction to | 
Wave- | Intensity |! Previous Observations | Vaeuam Oscillation 
length and (Rowland) ated a lal Frequency 
(Rowland) Character eae glo in Vacuo 
r 
Sso2zp28 | 3 0-98 | 80 28358°5 
*3524°37 4 Veep bat Wea ce 28365°9 | 
*3520°39 4s nT ee 28397°9 
#352015 | 3n eh tes 28399'9 
*3516:97 3 alee 28425°6 
*3512-23 4b is . 28463-9 
*3511-74 2 Ta 28467°9 
*3510°98 6s & i: 284741 | 
| "250755 | 3 = | toed 28501°8 | 
*2506°76 4 pat | f 28508*8 
* 3505-02 6 ! | cy 28522'4 
| *3500-48 3 YF "| 985594 
*3499-24 4 % | ce 285695 
*3495°88 4 0:97 a 28597°0 
*3393-44 2 , y i! 28617-0 
*3491-20 6s | cy ieee 28635°3 
| *3489-90 3 | ag Vis 286460 
#348584 3 Oe Rie 286794 
| 3481-83 2 bl ay pe eee 
| *3480-67 5 a eee | 287220 
| 3479-07 3 a) | oe Ube 2BTRR2 
5 1 dei 28749°6 
*3477°33 
ae. { Ti 3506-77. 
|| Solar line double | Fe 3506°66. 
562 Titanium lines coincide with solar lines, and 156 are doubtful or do not 
coincide. 
Rowland’s Normal Solar Lines (on which these measurements of the Titanium 
Lines rest): 5893:10, 5884-05, 5831:84, 5805-45, 5791:21, 5772-36, 5754-89, 
5731-98, 5688-48, 5658-09, 5569°84, 5513-19, 5487-96, 546660, 5447-12, 542427, 
5397°34, 5867-67, 5300'S2, 5266-73, 5230:01, 5202-49, 5155-94, 5121:80, 5090-96, 
5060:25, 5036:10, 5007-42, 4978-78, 4934-24, 4903-48, 4890-94, 4859-93, 482431, 
4805-25, 4783-60, 4754-22, 4727-62, 4703-98, 4679-02, 4668:30, 4637-67, 4611-44, 
4578°72, 4563-94, 4536-25, 4508-45, 4494-72, 4468-65, 4447-90, 4425-60, 4407:85, 
437610, 4843-98, 4818-83, 4293-24, 4267-94, 425449, 4215-65, 4185-05, 4157-94, 
4121-96, 4088-71, 4062-60, 4048-88, 4029-79, 4003-91, 3971-48, 394255, 3924-67, 
3897°60, 3875-23, 3843-40, 3821:32, 3794-02, 3770-12, 3747-09, 3716-57, 3695-19, 
aie 8658-68, 3640:53, 3612-21, 3583-48, 3564-68, 3540-27, 3518-48, 3491-47, 
x2 
