126 
MAGNETIC OBSERVATIONS. 
OBSERV ATIONS— Continued. 
Station, Camp 103. 
Date, January 21, 1854. 
OBSERVATIONS ON POLABIS. 
Face of circle. Whether observations are | Time of observa- | Reading of pee یه وا‎ Reading of azimuth 
direct or by reflection. tion by chro- | azimuth cir- nh of circle when plane 
nometer No. 10. | cle. lar of instrument is in 
the true meridian. 
À. m. 8. o " , " ° , ” 
Direct B AL Ga 32 
Reflection ۔‎ 
Reflection . 
Reflection . 
Reflection . 
Fest - Direct | 5 45 26.9 32 30 ' “as 
Direct | 5 46 44.3 32 30 € : 
Reading of th le when pl finst t the true meridian, by mean of four observations 31 36 14 
Error of chronometer + 3h. 04m. 14. 23s. 
Station, Camp 105. Date, January 23, 1854. 
OBSERVATIONS ON POLARIS. 
Face of circle. Whether observations are | Time of observa- ing of | Computed azi- | Reading of azimuth 
direct or by reflection ion by chro- | azimuth cir- muth of Po-| circle when plane 
nometer No.10. | cle. of instrument is in 
the true meridi 
| 
h. m $ M oam 4 ` : 
| Direct 7 29 28:8 48 04 1 22 23.8 46 41 36.2 
Direct 
West Reflection . es 
Reflection . A 
Reflection . € den 
Reflection . aan 
East Direct 0 
rect 7 392, 13.1 48 20 1 29.33 46 56 37 
Reading of azimuth circle when pl f inst the true meridian, by mean of two observations. | 46 49 06 
rror of chronometer 十 3h. 05m. 14.155. 
