3a. Might the chime appear thus as an art medium (6,5)?????? ??c??
12d. Having been put in a particular place, the bird sank the putt(11)??????????d
17 & 18 You simply don't involve a Swiss hero in the tinning process-you can't predict what will result(3,5,3,4)no letters
24a. S a cop never uoset in this part of France (8)P???????
Many thanks