480 An Account of the Measurement 
Previous to my entering on the following article, it may 
not be improper to exhibit, under their proper points of view, 
the several quantities derived from observation, expressive of 
the differences of the zenith distances, or the deviation of the 
point of intersection of the meridional and horizontal wires from 
the true line of collimation. 
At Dunnose. „ 
jQ Draconis - « - - 3,42 
y ” 3,6*4 
45 d — — — - 4,46 
4 6 c — “ 341 
5 1 - 1 ■ ■ - ■ - 34° 
F — — ~ 3 >68 
16 — - 3,58 
1 k Cygni - 3,80 
10, " 3>i5 
y Ursce - 3,02 
n — - 3>° 6 
Z ■ — - - - - - 3,76 
85 , Herculis - - - - 3,46 
u - 3,35 
52 • — - 3>76 
22 T — - 3,l6 
Capella - - - - 3,31 
At Clifton. 
(3 Draconis - 3,78 
y — - 3>3° 
45 d — “ - 372 
4,6 c—— - 3,47 
51 — - A 1 5 
F 3' 2 5 
16 — - 34° 
1 k Cygni - 3> 68 
