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Ex. Doc. No. 41. 



29.5 



APPENDIX No. 5— Continued 



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Octpher 10, 1816.— Camp 70, east side of the Rio del JVorte. 



-K^ 



DETERMINATION OF TIME. 



Time, p. m. 



t 



Double altitudes of sun's 



upper limb. 



Chronometer fast. 



m. 



s. 



7.5 



k. 



-5 01 



6 01 39.2 



5 02 12.8 



5 02 45 . 



5 03 18.0 



5 03 51.8 



5 04 23.5 



5 04 56.9 



5 05 30.5 



5 06 03.0 





Deg. 



75 

 75 

 75 

 76 

 76 

 76 



76 



76 

 76 



11 



min. 



30 



40 



50 

 00 



10 

 20 

 30 



40 



50 

 •00 



h. m. s. 



7 37 42.5 



7 37 41.9 



7 37 42.6 



7 37 42.0 



7 37 42.0 



7 37 "42.8 



7 37 42.5 



7 37 41.8 



7 37 42.2 



7 37 41.5 



Thermometer 68^- 



Mcan of 10 observationsj Ih. 37m. 42.18/ 



' '-^ 







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% 



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