31a Idle ladies maybe spotted in trailer, on strike (2,2,1,5,3)
18a Ancient history graphically represented in bust? (9)
49a Let deer run round close to oxen (9)
10d Volley ended rally (5,2)
11d He conducted survey at home, interrupting work briefly (9)
12d Key assembly of head monks - one that's dragged on and on (5-6)
Had a struggle with above clues. Would really appreciate any help. Audrey