58 ExtTRA OBSERVATIONS OF MAGNETOMETERS, APRIL 6. 1843. | 
DECLINATION. BirFivar. BALANCE, DECLINATION. BIFILAR. BALANCE. — 
| 
} 
stti ee | Fe Gotti : ; ; = 
iat hee in. Reading Min.) Reading | .| Reading Medi time! Min. Reading Reading || Min.| Readin 
Cor- | Cor- rs) Cor- of Cor- 
d. duced. 
ERIE rected. .| rected. Se iste .| rected. || Obs.| rected, 
Sc. Diy. . | Mic. Div. Shy . | Se. Div. m. | Mic. Di. | 
500-4 634-6 A 460-6 ; 
534.0 : 455-5 } i 
544-5 452-7 
546-1 688-1 466-2 || 37 
540-4 473-8 38 
533-3 718-0 491°3 
513-7 
516-1 711-4 
~ 690-6 
656-7 
624-5 
620-5 
616-3 
619-0 
626-1 
627-1 
623-5 
627-1 
634-4 
624-4 
616-4 
20-58 
23-91 
23-48 
18-05 
15-76 
14-76 
16-50 
Brrizar. k=0:0001248, BaLance. k=0:000015 approximately. 
BiriLarn THERMOMETER, } April 54 128, {i5-6 54 13h, Ae "1. 5a 14h, { 47°83 
BALANCE THERMOMETER, 6? 49°-2? 49°:0" 
April 54, See notes on the Aurora, p. 
