The Account of a 
468 
At St. Bury an. 
The ground at Karnminnis - - elev. 24 3*2 
at Karnbonellis - - elev. 6 50 
N. B. 6" must be subtracted from the elevations, and added 
to the depressions, on account of the error in the parallelism 
of the line of collimation of the telescope, and the rod attached 
to its side, upon which the level is hung. 
The axis of the telescope was about 5^- feet from the ground 
at all the above stations. 
art. 11. Terrestrial Refractions. 
Between 
Maker and Kit Hill 
Butterton and Kit Hill 
Bindown and Lansallos 
Nine Barrow Down and Black Down 
Maker and Lansallos 
Maker and the Bolt Head 
Carraton Hill and Bindown 
Karnbonellis and St Buryan 
Maker and Bindown 
Hensbarrow and the Deadman 
St. Agnes’ Beacon and the Deadman 
St. Agnes’ Beacon and Karnminnis 
Dumpdon and Cawsand Beacon 
Haldon and Cawsand Beacon 
Kit Hill and Bindown 
Carraton Hill and Hensbarrow 
Mean Refraction. 
i- of the contained arc. 
B 
9 
I O 
