2724: Word building
The unclued lights can be arranged to grow from 3 to 11 letters in length, each being an anagram of its predecessor and an extra letter. Across 7 Equipment for Bell, Athey and Trescothick initially (3) 13 Male folk star’s alarming words (7) 15 Pipe valley running through Britain (5) 16 Reportedly remained stolid (5)
