Before revision: Gallery See also Barn raising Pike pole Gin pole Timber roof truss Tau Beta Pi — engineering society whose seal incorporates a bent References External links Glossary Useful terms in the timber framing trade.
After revision: NotesGallery See also Barn raising Pike pole Gin pole Timber roof truss Tau Beta Pi — engineering society whose seal incorporates a bent References External links Glossary Useful terms in the timber framing trade.