﻿Vol. 64.J 



CHANNEL OP DlilPT AT HITCHIN 



II. Physical Features of the Hitchin and Stevenage Gap. 

 Approached from the north-west, Hitchin will be seen to be in a 

 bay-like indentation of the Chalk-escarpment. The north-eastern 

 extremity of this indentation is marked by a projecting spur called 





MAP OF THE HITCHIN VALLEY 



— ™ — Course, of the Chantvd- of Drift 

 •Wells ^Borings 



2 Miles = JlitcJt. 



Wilbury Hill, the crest of which rises to :>84 feet above the sea • 

 but sloping gently upwards, the ground reaches a height of over 

 dUO teet half a mile to the south-east. The south-western extremity 

 IS marked by the bolder headland of Highdown, which rises rapidly 



