16 INTRODUCTORY EXPLANATIONS. 



heights attained by the loftiest summits of the respecti\-e 

 provinces. The Nos.on the same diagi-am will show to which 

 of the provhices the cones of altitude belong. The subjoined 

 list of the coimties, included in each province, will cleai-ly 

 indicate the pro^-incial bomidaries for any map on which 

 the counties are engi-aved. 



List of Provinces and their included Counties. 



1. Peninsula. — Cornwall, Devon, Somerset. 



2. Channel. — Dorset, Wilts, Isle of Wight, Hants, Sus- 



sex. 



3. Thames. — Kent, Surrey, Berks, Oxford, Bucks, 



Middlesex, Herts, Essex. 



4. OusE. — Suffolk, Norfolk, Cambridge, Bedford, Hunt- 



ingdon, Northampton. 



5. Severn. — Gloucester, Worcester, Wai-wick, Stafford, 



Salop, Hereford, Monmouth. 



6. South Wales. — Glamorgan, Caennarthen, Pembroke, 



Cardigan, Brecon, Radnor. 



7. North Wales. — Montgomery, Merioneth, Caernar- 



von, Denbigh, Flint, Anglesea. 



8. Trent. — Leicester, Rutland, Lincoln, Notts, Derby. 



9. Mersey. — Cheshii-e, Lancashire. 



10. HuMBER. — York. 



11. Tyne. — Dm-ham, Northumberland. 



12. Lakes. — Westmoreland, Cumberland. (Isle of Man). 



13. West Lowlands. — Dumli-ies, Kirkcudbright, Wigton, 



Ayr, Lanark, Renfrew. 



14. East Lowlands. — Berwick, Roxburgh, Peebles, Sel- 



kirk, Haddington, Edinbiugh, Linlith- 

 gow. 



