Sorry, still some ;
15 dwn More than one of those seen online goes round wobbly bits (8) W-------
20 ac Negotiator of white descent set out lobbies' tips for growth (9) E-------H
Many thanks again.
There is a problem with either Bobsleigh ( yet it parses beautifully), and 18 dwn 'redone', which gives an 'E' at start of 20 ac. REDONE also parse well.