240 COMMANDER L. W. P. CHETWYND: RESULTS OF MAGNETIC OBSERVATIONS 



816. LETTERKENNY. J. W. C. (25, 27.) 19-22 July, 1907. 

 Latitude 54 56' 55" N., Longitude 7 43' 55" W. 



In a meadow on the east side of the town, about 300 yards from the main street 

 and 15 yards east of a lane running down to the river. 

 The spire of the church in the town bore N. 25 W. 



Declination. 



Horizontal Force. 



Inclination. 



