INDEX. 663 



->at Banf^or, 398;-~on the strength and best forms of iron 

 beams, 407 — appendix to the account of the chain bridge at 

 Broughton, relating its failure, &c. 545. 



Hopkins, Mr. Thomas, on the state of Britain at the conquest 

 by the Romans, 86 ;— on diverging streams of compressed 

 air. 208. 



I. 



I mentible perspiration y quantity of, 311. 

 Irutincts of birds on, 254. 



K. 



Kennedy, John, Esq. on the influence of Machinery on the 

 working classes, 25; — his memoir of Samuel Crompton, the 

 inventor of the machine called the mule, 318. 



Latitude and Longitude of Manchester, from Astronomical 

 observations, 201. 



M. 



Menai Bridge, remarks on it, 398. 



Moore, John, Esq. F. L. S. on the study of Entomology, 112. 



O. 



Oaky injury to the foliage of, 155. 



Otley, Mr. Jonathan, on the floating island of Derwent lake, 

 19 j — his remarks on atmospherical refraction, and on a curious 

 optical phenomenon, 23. 



P. 



Potter, Mr. John, on a new method of finding the weights of 

 gases, 195. 



R. 



Rain at Crumpsall for eight years, 68 ; — ^at Geneva and at Great 



4b2 



