It is built of wood, the various native timbers being happily combined.
All of these timbers are used for furniture and similar purposes.
Steel work replaces some of the old roof timbers.
Farther west two narrow belts of timber, consisting mostly of stunted post oak and black jack, and known as the Eastern and Western Cross Timbers, cross the prairies southward from the Red river, and a low growth of mesquite, other shrubs and vines are common in the eastern half of the Prairie Plains.
It has occasionally been found on the old timbers of mines.