Possible Clues:

• Wall-making method
• Old building materials
• Old way for constructing internal walls — tabulated wand (anag)
• Material once used for building walls — adult BA wanted (anag)
• Wattlework plastered with mud once used as building material
• Traditional building material
• Material once used for walls
• Walnut bed a tad unusual? Feature of an old house
• Wall construction using twigs, clay and water