Related Clues:

• The directors find little to interest them in this, by the sound of it
• See 13 across
• Would sound as if this might have room for itself
• There's system, for instance, in old poetry
• I, Reginald, that's me as a rule
• The system about the American soldier and me
• See 21 Down
• Two-by-four
• See 3 Down
• Control group?
• See 15
• See 26
• See 9
• See 25
• Keep a piece of timber