30 



N. W. Foint of the Lake of the Woods. 



Comparisons of the two Chronometers on the days on which 

 Observations have been taken. 



Days of Compari- 

 son. 



July 28 



29 



30 



31 



Aug. 1 



1 



3 



From these comparisons, and the differences of Arnold 

 2111 from the mean time of the two stations resulting from 

 the preceding observations, the differences of Morice No, 

 201 from the mean time of the same places, can be easily 

 deduced, and we obtain the following results : 



Differences of the two Chronometers from the mean time of 

 the two Stations at the moments of observations. 



Differences from the Mean Time of Mr. Thompson'' s Monu- 

 ment No. 1. 



Day & fraction. 



July28. 004 



31. 202 



Aug. 4. 004 



Arnold 2111. 



+ 5 57 

 - 9 56 



Daily Rate, 



- 3" 99 



— 3 98 



Morice 201. 



+ 1'20"63 



1 53 54 



2 31 28 



Daily Rate. 



+ 10" 29 

 + 9 93 



Differences from the Mean Time of the Station near the 



Rat Portage. 



Day & fraction. 



July29. 875 

 Aug. 1. 504 



Arno ld 2111. 

 ~ 2 22 53 



Daily Rate. 



4" 89 



Morice 201. i Daily Rale 



— 9" 81 



— 41" 2] 



- 15 41 



