On Underground Temperatures. Table L 



85 





y 



VI 



YII 





Deptlis 

 below 

 surface. 



Tempera 

 ture at 

 deptlis. 





ReeeeeisCes and Remarks. 



188' 



Feet. 

 400 



Fahr. 

 53 "60°"^ 





1S9 



160 



54 







190 



270 



50 







191 



428 



50 







192 



246 



51 -8 







193 



214 



5i'8 







194 



214 



54 







195 



100 



5° 







196 

 191 

 198 



115 



367 

 220 



52 



55 '4 



52 



* 



Sixth Eeport of Hirers' Pollution Commission, 

 1868. " Temperature of Wells." (I am respon- 

 sible for the description of wells.— J. P. 



199 



300 



5 2 '5 







200 



250 



54 







201 



400 



53 







202 



430 



54 







203 



200 



54'3 







204 



240 



52-5 







205 



400 



52-6 







206 



200 



5* J 







207 



567 

 617 

 981 



59 1 

 71-6 . 



> 



Letter from Prof. Dewalque ; February, 1883. 



20S 

 209 



544 

 426 



59 | 

 5* J 



Letters from Prof. G-osselet, February, 1883.. 



210 



467 





Letter from Mr. H. Turner, September, 1883. 



211 



372 



« } 



55 J 



(a) The temperature of Osborne. 



212 



475 



54 



S terry Hunt, " Chem. and Geol. Essays," p. 159. 



213 



271 



57 



LetterfromM. Ortlieb, Feb., 18S3. Averageof 7 wells-. 



214 



679 

 1013 

 1141 

 1325 



66f 1 



69 

 60 



58-5 J 





Letter from M..F. L. Cornet, April, 1883. 

 A great quantity of water flowed from the rocks 

 in this pit. 



|| These wells pass through Tertiary strata and end in Carboniferous limestone. 

 The water in all of them rises above the surface 5 one well delivers 12,000 litres 

 per hour. 



If Thermometer placed for not less than an hour in holes, 1 metre deep, excavated 

 in side of gallery. 



