198 Mr. Nixon on the Measurement by Trigonomet?y of the 



Height of Eye 3-5 feet. 

 Blea Moor 0°29' 35"D. 

 Snays Fell 25 30 



4 20 



Ryssell 



+ 6»-5 

 + 11-5 

 -16 



Feet. 

 74-8 L. 

 51-5 

 10-7 



Sept.l5,ll h 35 m 



1824. 15 30 

 Mar.29,15 15 



1825. 



As the minute error of the levels was unregistered, the 

 greater part of the observations serve merely to verify those 

 made at the other stations. The refraction, although the Jila- 

 tnent was made use of, it was found necessary to consider as 

 1--18 minus 18". 



At 



