90 



Prof. J. Prestwich. 



I 



IVTnTn npT 1 in 



Xl LLLL1UCX ill 



the general 

 list, Table I. 



II 



Name of colliery and place. 



III 



Depth of pit 

 or shaft. 



IV 



Distance of 

 station of 

 observation 

 from shaft. 









Feet. 



Yards. 







England — continued. 









116 



Durham Hetton 



1270 



955 









1315 



2980 









1360 



1640 









1395 



4330 









1400 



3550 





136 





1060 

 u 



.. 

 •• 









1166 -- 1736 











1466 — 1736 







121 





1803 







111 





1487 









600 







126 



Rosebridgcf* • • • • 



1674 











2445 











1674—2037 











2037—2445 











1674—2445 







1©4 



Manchester, PendletonJ (340 feet of Trias- 











sic and Permian strata overlie the Coal- 













1944 









2214 



400 







j> >} )> • • 



1944—2214 







122 



>> >> » • • 



2088 



500 







j? >) }> • • 



» 



1000 





159 



Dukinfield, Astley's|| (708 feet of New Eed 











Sandstone overlie the Coal-measures) 



1987 



460 







I 

 \ 



2416 



600 





