Vi CONTENTS 
VII. Conf derations on the Convenience of meafuring an Arch of 
the Meridian, and of the Parallel of Longitude , having the 
Obfervatory of Geneva for their common InterfeBion. By 
Mark Auguftus Pictet, Profeffor of Philofopby in the Aca- 
demy of Geneva ; in a Letter to Sir Jofeph Banks, Bart. 
P. R. S. P- 106 
appendix. 
Meteorological Journal kept at the Apartments of the Royal 
Society, by Order of the Prefdent and Council. p. 1 
■ 
