PLATE XXXUI. 



Top of wall. 



Clamp. 



iTon for burni7ig holes 



The rloTnp artrl nail remedies applieA. 

 8 ^^^S 



Toe crack. Wall removed txj s7low. 

 absorptLorv of cofftrv borte. 



10 /i^. 



/ 



/ 





-' ',---^ 



-•/^■'"'S".;';. 



-^ ^/ 



Actual fhx^kn^ss 

 of walls of 7 tor f 



, /i^-i ' 



Quarter- crack with cross cut, 



Treated, by clamping with, ruu'ls. 



(^CLckecl walls 



Haines del. 



One effect of quurcer Crack. 

 QUAB-TEFl-CR^CK AND FIEMEDTE S. 



