XIV.] 



ITALIAN OAK. 



more wane at any part than 4 inches on the two wanes taken together ; or, 

 if there is no wane on one edge or angle, and it is only on the other edge or 

 angle, that wane is not to exceed 4 inches. 



The compass timber to be sided from 7 to 20 inches, inclusive, and no 

 part thereof, except of from 7 to n^ inches sided, to be less than 13 feet 

 in length. 



The transverse strength of Italian Oak is shown in 

 Tables XXVIL, XXIX., and XXX., and the vertical 

 strength in Tables XXVIII. and XXXI. ; but there are 

 fewer experiments on these than on most other woods, 

 owing to the difficulty that was found in obtaining a 

 length of seven feet with a clean straight grain for 

 testing. 



TABLE XXVIL ITALIAN OR TUSCAN OAK. 



Transverse Experiments. 





REMARKS. All the specimens broke with fibrous fractures, 10 to 16 inches in length. 



