Related Clues:

• Having a timing problem
• Picked up by walkie talkies as being behind schedule
• Past the expected time
• Former librarian advising trade exhibition, just starting
• In a timely fashion, is behind both sides of labour dispute
• Overdue; dead
• Well into the evening, say
• Passed on content from revolutionary walkie-talkies
• Unsettled duck in front of greenery when last rook departs
• Not settled round greenery, second rook departs
• Slow learner gets letter wrong way round
• It's after the deadline for both sides in labour dispute
• Past the due date
• See 112 Down
• Flight-board posting