389 
TABLE Iv. —Bunsen’s battery,- with a common hollow cylinder. The acids had 
been u ii iptas sly. 
Huggins and Miller on the Spectrum of a new Star. 
Rheochord. Compass. Tangent. Int. r Rheochord. Compass. Tangent. Int. resist. 
16°79 100 4°35 0761 7°65 
: oF 120 3°95 “0690 39°67 
ye eit tg 140 3:4 "0594 38°2 
10 12°15 2153 82 
‘ oF ae 160 31 0541 38°9 
20 98 W727 8204] 48, se 2 eae 
40 7°85 "1290 34:17 200 0-75 0480 42°21 
60 6:0 "1051 36°22 ss 
80 5-06 “0885 37-2 
Taste V.—Bunsen’s battery, with gas coke. acids had been used previousl 
The nitric acid, however, was mixed with snip acid to restore the stre ook 
The circuit contained 80 inches of thin copper wire. 
Resist. True Resist. True 
Rheo- Com- Tan- Int. of 80in. inter. [Rheo- Com- Tan Int. of 80in. inter. 
chord, pass. gent. resist. copper. resist. chord. pass. gent. resist. copper. resist. 
84-5° 40 TV 13°01 688 (TTS 
O gga CREE tere seer: eeeete BO 86.1408 1967 O18 TED 
op. grr 4. i0 66 1157 13°95 631 7-64 
3. 25-2 4706 . 8:34 877 457 ‘ : 
99 = : : Go" yO 1968 14:49 655 7°94 
6 223 4101 85 388 4°71 = 4 
‘ ‘ : 90 5&6 0980 14°74 666 808 
8 203 3699 906 410 4:96 i 
; \ ox | 100 5&2 -0910 1508 679 824 
10 188 3405 957 432 56:25 
3 : # 120 45 ‘0787 15°29 691. 838 
12 174 8184 982 444 5:38 : : 
14 : 9 - _ ‘ 140 388 -0664 14°75 667 808 
164 2943 1024 463 5°61 a 
16 : L974 ‘ ; . 160 35 612 15°41 97 oat 
15°5 2773 1059 4°79 5°80 za ne 3 ": 61 
sore es eee eee | 660. 20: hel, Sell) Pe eee 
20 14 2493 1115 5604 GIL | ~ 
80 114 -2016 12:22 553 669 | 
The 80 inches of copper wire excluded, and the circuit closed directly, the cur- 
9° 
rent gave a at the compass, corresponding to a mean tangent of 1°2712. 
(To be continued.) 
Art. LIL—On the Spectrum of a new Star in C 
ny WiuiramM Hvuaeins, F.R.S., and W. A. Mitter, M.D, 
reas. R.S.? 
Corona Borealis ;* 
DAY, May the 16th, one of us received a 
YESTER 
Mr. John Birming oh 
am of 
Tuam, stating that 
note from 
he. tad observed 
on the night of May 12 a new star in the constellation of Corona 
* The Astronomer Royal wrote to one of us on the 18th, rr os 
meridian observation of it; on a rough reduction 
> A. 1868, May 17, 
Dp; 
ing precisely oe Drivliodee No. 2765 of ‘ Bonner 
tude 9°5.” 
agreej 
nation +26°, m 
that this star will 
: convenient 
Am. Jour. Scr.—SzcoxD 
50 
hea ou 
its elements 
53” 
Ste raverzeichniss,’ decli- 
Mr, Baxen dell writes on the 2Ist, “It is 
t to bea 
Series, Vi 
ox. XLII, No. 126—Nov., 1866, 
