Possible Clues:

• Coarse fibre used in making sacks etc
• The fibre used to make hessian cloth
• Early settler’s source of fibre?
• Project with European material
• Fibre used for making sacks and rope
• Project Fear's secondary element for unwelcome arrival in Britain?
• Rough stuff from invader
• Fibre for sacking
• Project on energy in fibre
• Rope-making fiber