X I' O R 



R O C K s 



Tilcstonc & JSed Marl 



fig- 3- 



Super Stone, ^ 



'jili 



1 a 3T of Salop: 



Trap X JM?' Trap 



fig. 5. 



fig. 4'. 



L»yn Madoc ffiUs 



Cumbrian 



M-v-iiytld-bacli 



Mil -ceJTi^ 



