[174] 644 
ENCAMPMENT: AT THE JUNCTION OF THE NORTH AND SOUTH FORKS OF 
PLATTE, 2,700 FEET ABOVE THE GULF OF MEXICO. 
Determination of latitude, ge oe 12, 1849—allitude of Aguile i in 
ridi tan 
OBSERVATIONS. 
Double altitude of «a Aquile. - True central altitude. - Latitude. 
as 2 Lf FF r 
Deg. min. ofc. 1: Deg. min. see. di Deg. min. sec. 
114 48 0 ; 57 23 09 As. 041 (04 26 
= é ce £ £8 
Index error = “1 min. 20 sec. 
Determination of latitude; eee 135 ‘¥S#2—altitude of the sun in 
he meridian. 
Double altitude of the sun’s || True central altitude. Latitude. .. 
1 as r? oars pen ui 
we DS ‘en & * % F 
. 3 ie od .) a 
ceemiwens SAL Gh 352 Bideenigalers WA -—— o>! ; 
ee . 
awe f 
= 
" batitle sitet 
giant 
Eee Ds 
* 
4% 0 yh 3% at, eh 
¥i $i ib : ¥ bg Gi 
; 
‘ * 
Tosa RIDE 
¥ 
“ 
