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The following communications have been received : 



Mr. J. Utting on an Analogy between the Projectile and Gravitating Forces in 

 the Planetary System. 



Mr. Squire on the great Difference in the Quantity of Rain about the 15th of 

 May at Boston, London, and Gosport; with his Meteorological Summary for 

 ! 823. And 



Mr. T. Exley on the Theory of Parallel Lines. 



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