Lumber : its manufacture and distribution por Bryant, Ralph Clement

Logging : the principles and general methods of operation in the United States por Bryant, Ralph Clement

The transportation of wood in chutes por Koroleff, Alexander M.

Outros Autores: “…Bryant, Ralph Clement…”

Harvesting timber crops por Wackerman, A.E

Outros Autores: “…Bryant, Ralph Clement, ded…”