C 7}1 ] 
among feveral, which I have proje&ed, that is neareft 
Mr. Senexs, and lead defaces the Globe, which I 
fubmit to your Judgment, as to the Conveniences that 
attend it. 
Tab. VI. 
Fig. I. A Vertical Section of the Globe. 
P. P. The Boles of the diurnal Motion- 
A. The Axle of the Globe , which terminates 
in the ¥ ole s of the Ecliptic , and receives 
the other End of the Brafs Arms upon 
each of its Tivots. . 
JE. A brafs Equator fixed to the brazen Me- 
ridian. 
K. K. A Key , which, on Occafion , being put 
through a Hole in the Brazen Meridian , 
is jufi over the ¥ lace where the Boles 
of the Ecliptic pafs , by means of a fquare 
Hole in the Head of a Screw , ferves to 
fix that End of the Brafs Arm , or give 
it Liberty to move with Eafe And the 
Key , being left in when the Screw is 
■ fiackened , will hinder the Globe from 
moving on the Boles of its diurnal Mo- 
tion . , till you have adjufled it to your 
Mind , ftraitened the Screw again , and 
taken out the Keys ; as may be feen 
' v more plainly in. 
Fig. H. Which is nothing blit the Windlafs Part, 
or the Arm, Pole, and Part of the ftrong 
Axis of the Globe, with the Screw and 
Key more at large, and feparate from 
one another for the more diftinft View. 
If 
