The .CONTENTS. 
. -• 1 ' - ■ — ‘ **• r 
a with feveral Improvements propofed in 
“ that Art, for the Ufe of the Britijh Do- 
c< minions;” abfraSled by W, Watfon 
‘ F.R.S. p. 35 1 
XVI. A Catalogue of the I miner {ions and 
Emerhons of the Satellites of Jupiter, that 
will happen in the Tear 1750, of which 
there are 173 of the Firfl , 85 of the 
Second^ 94 of the Third , and ?ione of the 
Fourth , by reafon of its great "Latitude ; 
in all 322. Co 7 nputed to the Meridian of 
London from the Flamfteedian Tables : 
CorreBed by James Hodgfon F. R. S. 
' Mafer of the Royal Mathematical School 
in Chrift’s Hofpital. P* 373 
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