<5) 



PHILOSOPHICAL 



TRANSACTIONS 



OF THE 



ROYAL SOCIETY 



OP 



LONDON. 



FOR THE YEAR MDCCCXXVI. 



PART I. 



Printed at the Expence of the Board of Longitude. 



M 



LONDON: 



PRINTED BY W. NICOL, SUCCESSOR TO W. BULMEE AND CO. 



CLEVELAND- ROW, ST. JAMEs's; 



AND SOLD BY G. AND W. NICOL, PALL-MALL, PRINTERS TO THE 



EOYAL SOCIETY, 



MDCCCXXVI. 



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