Possible Clues:

• Backlog as of work
• There'd be no advance in this
• How the artist turns back at the end in what may be too late
• No advance and a 24 across, by the sound of it
• Not in advance of the two Academicians going back round about
• The artist up and at the back and not in advance
• Late in it
• There's no advance on this
• In this of late with the sound of a back
• How the artist turns back at the back