148 
APPENDIX L.-ASTRONOMICAL OBSERVATIONS. 
ASTRONOMICAL OBSERVATIONS—Continued. 
Altitude. 
Magnetic bearing. 
d. m. 's. 
71 23 00 
d. m. s. 
S. 53 30 00 E. 
Deduced latitudes. 
Thermometer 62° Fahrenheit. 
CAMP FOUR MILES, EAST OF THE WEST FORK OF THE 
TRINITY. 
DETERMINATION OK LATITUDE. 
Approximate latitude to he used in first computation of 
time, 33° 10'. 
Determination of time, April 28, 1F54. —Double altitudes of 
Piocyon, west. 
6 42 15 
6 43 28 
6 44 58 
6 45 50 
6 46 32 
6 47 22 
6 48 10 
6 48 58 
6 49 47 
6 50 30 
d. m. s. 
90 20 10 
89 53 10 
89 20 10 
89 02 20 
88 46 20 
88 28 20 
88 10 20 
87 53 10 
87 34 00 
87 18 40 
Double altitudes of returns, in the east. 
7 47 35 
7 48 41 
7 49 18 
7 50 19 
7 51 07 
7 51 59 
7 52 57 
7 54 06 
7 55 11 
7 56 02 
d. m. s. 
95 43 50 
96 10 40 
96 30 00 
96 51 40 
97 11 10 
97 33 10 
97 57 00 
98 25 20 
98 53 20 
99 13 50 
1 56 
16 10 
18 00 
19 14 
20 58 
22 18 
26 00 
28 07 
29 48 
31 05 
32 45 
34 25 
64 42 40 
64 40 50 
61 39 50 
64 39 10 
64 38 30 
64 37 40 
64 36 50 
64 36 20 
64 35 50 
64 35 10 
64 33 40 
64 33 00 
64 32 20 
61 31 40 
64 31 00 
64 30 10 
64 28 30 
64 27 50 
64 27 10 
64 26 20 
64 25 40 
Thermometer 48° Fahrenheit. 
Determination of latitude, April 28, 1854. —Double altitudes of 
Spica Virginis, in the east. 
h. m. s. 
7 59 50 
8 00 45 
8 01 32 
8 02 22 
8 03 10 
8 03 59 
8 04 45 
8 05 31 
8 06 17 
8 07 07 
8 07 50 
8 08 . 29 
8 09 10 
8 09 55 
8 10 4L 
8 11 24 
8 12 12 
8 13 11 
& 13 58 
8 14 45 
8 15 34 
8 16 21 
76 10 50 
76 24 40 
76 36 50 
76 50 10 
77 01 20 
77 12 40 
77 24 40 
77 36 10 
77 47 10 
77 59 40 
78 09 50 
78 19 50 
78 30 00 
78 39 50 
78 50 10 
79 01 10 
79 13 00 
79 26 00 
79 36 30 
79 48 00 
79 59 00 
80 10 10 
Deduced latitudes. 
Thermometer 48° Fahrenheit. 
Thermometer 48° Fahrenheit. 
