Ex. Doc. No. 4l 



233 



APPENDIX No. 5— Continued 



August 5, 1846.— Camp 34, o/i the Purgatory 



DETERMINATION OF LATITUDE. 



Time, p. in 



I 



h. m. 



4 06 



4 07 



4 OS 51.2 



4 09 



£9.5 

 52.0 



53.3 



4 12 43.0 



4 13 40.8 



4 15 15.5 



4 15 53.4 



4 19 55 ..0 



4 20 38.8 



4 21 14.6 



4 21 50.0 



4 22 34.6 



Double altitudes of Polaris. 





Deg. rain, sec 



73 15 05 



73 15 50 



13 16 40 



73 17 10 



73 19 30 



73 ,20 05 



'20 55 



21 40 



73 24 20 



73 25 30 



73 25 50 



73 26 10 



73 26 40 



73 

 73 



Thermometer 67". 



Latitude 



T>^g- rain, sec 



37 12 06 



37 11 59 



37 12 03 



37 11 55 



37 12 02 



37 11 59 



37 11 49 



37 1 1 58 



37 11 46 



37 12 . 06 



37 12 04 



37 12 00 



37 11 54 



\ 



4 + 



Wind very liigh ; observations imperfect 



Mean of 13 observations, 37° 11' 59^'. 



-"Ko 



