Related Clues:

• Scrutinise or comply with
• Notice, perceive
• Notice or conform to
• Notice or conform to, rules say
• Remit for, say, measuring device - or the measurer (5)
• If you send this up, watch it, perhaps
• That's how to use your eyes, and pass a remark
• See to it that the old boy, initially, may be one of 30 across
• Just watch how this may be a send-up
• It sounds as if what you encounter below the crust of them is not for the vegetarian
• Watch how you send up for this
• Send back the clock?
• At last this will do for the whole of 24 down
• An old one might be an antique clock
• Watch this and send it back