Medullary rays broad and prominent.

Structural Qualities of Wood.

Tough, strong, heavy, hard, liable to check unless seasoned with care. Durable in contact with the soil. Receives a high polish.

Representative Uses of Wood.

Ship-building, construction, cooperage, cabinet-making, railway ties, fuel, etc. Bark is rich in tannin.

Weight of Seasoned Wood in Pounds per Cubic Foot.

50 (U. S. Forestry Div.).[16]

46.

Modulus of Elasticity.

2,090,000 (average of 218 tests by U. S. Forestry Div.).[16]