Key for the Identification of Woods 



839 



AVERAGE WEIGHTS OF COMMERCIALLY IMPORTANT WOODS 



1 Average of Biltmore white ash, blue ash, green 

 ash, and white ash. 



2 Average of sweet birch and yellow birch. 



* Average of lowland white fir and white fir. 



4 Average of bitternut hickory, nutmeg hickory, 

 water hickory, and pecan. 



5 Average of bigleaf shagbark hickory, mocker- 

 nut hickory, pignut hickory, and shagbark hickory. 



6 Average of black oak, laurel oak, pin oak, 

 red oak, scarlet oak, southern red oak, swamp 

 red oak, water oak, and willow oak. 



7 Average of bur oak, chestnut oak, post oak, 

 swamp chestnut oak, swamp white oak, and white 

 oak. 



8 Average of black spruce, red spruce, and white 

 spruce. 



