OP ARTS AND SCIENCES. 



485 



E. Sap- wood, decayed. 



F. Inside Wood, sound. 



285 ignited. 

 275 failed. 



G. (a.) Sap-wood, decayed. 



G. [h.) Inside Wood, decayed. 



G. (c.) Inside Wood, decayed. 



228 ignited, 

 224 " 

 220 " 

 215 failed. 



H. (a.) Inside Wood, sound. 



