CONTENTS. Vll. 



Page. 

 at Ivy Cottage, Combrook, in the years 1823, 

 4, 5, G, and 7, to determine itt Latitude and 

 Longitude, By Mr. William Hadpield.. 201 



16 Experiments and observations on Diverging Streams 



of compressed Air, By Mr. Thos. Hopkins. 208 



17 Remarks on ** an account of a Floating Island at 



Newberry-portf by Mr, Amos Pettingall," By 

 Mr. Jonathan Otley , 226 



18 Summary of the Rain, Sfc. at Geneva^ and at the 



elevated station of the pass of Great St, Ber- 

 nard, for a series of years. With observations 

 on the same. By John Dalton, F. R. S. &c. 233 



19 Account of the rain which fell on different places 



on the line of the Rochdale Canal. Commani- 

 cated by Thomas Fleming, Esq. one of the 

 Cominittee of the Canal. •••••• •••••• •••••• 243 



20 On the Instincts of Birds. By John Blackwall, 



F. L.S 254 



21 Physiological investigations arising from the 



Mechanical effects of Atmospheric Pressure 

 on the Animal frame. By John Dalton, 

 F. R. S. &c 291 



22 A Series of Experiments on the quantity of Food, 



taken by a Person in Health, compared with 

 the quantity of the different Secretions during 

 the same period; with Chemical remarks on 



