18 PHYSICAL GEOGRAPHY OF BRITAIN. 



L. (Lanarkshire.) Heights mentioned in Patrick's 

 Description of the Indigenous Plants of Lanarkshire. 



L. (Worcestershire.) Mr. Edwin Lees. 



M. Heights estimated from Dr. Macculloch's measure- 

 ments of the parallel roads of Glen Roy. 



N. Heights of hills in the vicinity of Dent, Hawes, and 

 Sedburgh, and in Swaledale, Yorkshire, by John Nixon, 

 Esq., in Phil. Mag., or Annals of Philosophy, vols. iii. 

 and viii. 



O. Otley's Guide to the Lake District, with some 

 additional measurements kindly supplied to me by the 

 author from his MSS. 



P. Phillip's Introduction to Geology. 



S. Measurements with Adie's Sympiesometer. 



U. Maps by the Society for the Diffusion of Useful 

 Knowledge. 



The following particulars respecting the heights of canals 

 in England are taken from Annals of Philosophy, vol. ix., 

 and may be serviceable as points from whence to measure 

 adjacent stations. 



Feet In. 



1. Staffordshire and Worcestershire Canal. 







Rise from Stourport to Autherley 



- 294 



8 



Fall thence to Heywood 



- 100 



6 



2. Birmingham Canal. 







Rise from Autherley to Wolverhampton 



- 132 



0£ 



Fall to Fazeley and Whittington Brook 



- 264 



10£ 



3. Coventry Canal. 







Rise from Fazeley to Longford 



- 96 



1 1 



1 2 



4. Oxford Canal. 







Rise from Longford to Clayton 



74 



H 



Fall to the Isis ... 



- 195 



3* 



5. Grand Junction Canal. 

 Rise from the Oxford Canal to Braunston - -• 36 



