Representative Uses of Wood.

Works of secondary importance, clapboards, cooperage, fuel.

Weight of Seasoned Wood in Pounds per Cubic Foot.

45 (U. S. Forestry Div.).[19]

40.

Modulus of Elasticity.

1,970,000 (average of 57 tests by U. S. Forestry Div.).[19]

1,600,000.

Modulus of Rupture.

11,400 (average of 57 tests by U. S. Forestry Div.).[19]