51.
Modulus of Elasticity.
2,730,000 (average of 30 tests by U. S. Forestry Div.).[34]
1,460,000.
Modulus of Rupture.
18,700 (average of 30 tests by U. S. Forestry Div.).[34]
14,800.
Remarks.
Nuts are devoured by pigs, whence the name porcina. [p054]
FOOTNOTE