WILLIAM SMITH : HIS MAPS AND MEMOIRS 
151 
of Blachnoor '"'), " Chalk Hills " (/' Northward is Salisbury Plain 
and Cranbourn Chase "), and, on the South-^a^st, Plains," (" North- 
ward is the New Forest, Southward Wareham and Pool Heaths.'') 
There are eight sets of explanatory matter, viz. : — 
" Northward is the vast District of KINGS SEDGEMOOR 
and other low Marshes lately much improved by Draining. At 
Thorn Falcon a whitish Sandstone in the Red Marl.'' 
** Rich grazing District where the finest Devonshire Cattle are 
fed 
" The Lias rises in the distant hills over the Yeo or Ivel River 
at Kingsdon and High Ham and sinks again in the Polden Hills to 
form the Trough of the Brue River." 
" The Dry Stony Soils of these Hills chiefly Sheep and Corn 
Farms as on the Cotiswold Hills. 
"The Marlstone Rock near Yeovil rising Northward with the 
surface of Stone Farm has one Bed hard enough to be worked as 
Marble, called Yeovil Marble in which are fine sections of Ammonites 
and other Fossils ivhich identify the Stratum, see Fig. 4. Strata 
identified & Descriptions of them page 115, 116, Stratig. System.*' 
*' No. 18* Produces at Long-burton a few Miles Southward along 
its course fine specimens of the Marble tvrought into Slabs and Chim- 
ney Pieces. In Whichwood Forest (Oxon.) called the Forest Marble. 
" Sherborn Park on the edge of these Clays." 
" Dairy Farms on the Clays. 
" A few miles North of this Section a fine soft calcareous 
Freestone is du^ from No. 12.t 
Alfred's Tower on the Sand conspicuous from the Vale of 
Blackmoor. 
" This part of the Clay Series has not been free from its Trials 
for Coal." 
* No. 18 = Forest Marble. 
t No. 12 = Coral Rag and Pisolite Sand. 
