349 Civ y 
NE saree on. A SMALE TREO ES TO THE: sp lacigpentsetcl ‘FORK: * 
Determination ‘of latitude, Tait 25, 1843 —wititudes of Polaris. 
OBSERVATIONS, 
~ Double altitudes of Polaris. Time of chroncmeter. 
Deg. min (6 he. min, 3 
3 10 Oe il lY 03 
78 40 12 0% 
978 1 50 14 ee 
73 14 20 16 ) 
78 15 30 is 86 
e . Index error = — 10sec. 62 
RESULT OF CALCULATION, 
eS it S iu oy PER 
aoe | eee Latitude, 
Deg min. see. h. min. see. Dg. min. e+ 
39 04 «57 MWOLNe Wes cues -40 05 08 
ENCAMPMENT | ON, A SMALE LAKE IN. THE SANDY PLAIN. BETWEEN THE 
.RERUBLIGAN AND SOU CH FORKS OF THE PLATTE: RIVER. ©© 
~ Determination of Bigs June 28, 1843—alliludes of « < 
= OBSERVATIONS. ‘ — 
4 rn 1 Pera aes yf nies 2 tas Ge Rte RS is BG brie 
Ries : 5 aie ba ba as Eg oe 
ea SoU esse Time of chronomte 
Start tb €2 t Sf ae errr ; contig: Ess - ~- _ a 
<a Dew ses ae. Sta eke 
59 35 00 a 10 35 (08.0 eintt 
2% CO 58S bu, ‘SM Se -g 36° 4f Sir 
2S 6% Obs 10) peg ecole | ea 
62 06 10> 43 OL. a liaiions 
= =. a. 40 aie 
: “i Index ercor — — 20 sec. 
. RESULT OF CALCULATION. 
* = sie 
Mean time. Ad vance. epee 
hk. min. see. he mn. sec. 
3 — ee i tt 
