1‘ ijy. 
'//ie t o/ ^^(\a/ ('y(h.)i-''e- 
Aa-r/ o/ 
f.A, 
I foot 
2 t'ceV 
,^^be.d of 
Coal 
10 feet 
Q inChex 
Cfbed of 
Coal 
S^hed of 
Coal 
P feet 
f’! bed of 
Coal 
1 foot 
,1 inche.r 
o'!' bed of 
Coal 
The darkeo-l shade denotes the Strata from which the Coal is procured, the 
Uahtrst, the argillaceous Strata ,<«• the intermediate, an inferior kind of Coal. 
Bililiis/u-d by Nat£.ilf . . 
