74 



PROCEEDINGS OF THE COTTESWOLD CLUB 



ranges from the Ray Watershed at Fringford to Tingewick, 

 Buckingham, and Stow. 



Many of the tributaries that feed the Ray from the 

 north and east have a course of nearly ten miles, but 

 entirely over the wide expanse of the Oxford Clay. 



The strata drained by the Ray range through nine 

 divisions of the four groups of Jurassic Rock before 

 mentioned are 



The Great Oolite - - - 8 sq. mis. 



Jurassic 



Cretaceous 



Rivers on the South Side of the Thames 

 Swindon Basin 



the swindon basin south of cricklade 



This district hes south of Cricklade, extending on the 

 west from Lurker's Wood, along the south-west line 

 of the watershed to Quiddington, thence due east along 

 the water parting of the Basin, south of the escarpment of 

 the Chalk and Greensands, to Overton and Wroughton, 

 Chiseldon, Liddington, Charlbury Hill, and along the 

 " Ridge road " to a little south of Ashbury, then ranges 

 north along the divide between the Cole and the Ock, 

 passing Little Coxwell and Buscot Park to the Thames at 

 Buscot below Lechlade and St John's Weir, draining an 

 area of about 125 square miles; and is partly separated 



