24d) Improvement with no power leads to reversal (1-4) Is it U-bend?
27d) Small river lodge (4) ?t?y
28a) Politician holds back British firms model (4-2) Is it Mock Up?
30a) Almost wince about end of play - it's lamentable (6) C?Y???
Many thanks in advance for your help.
Best thanks and Good luck to sandyRoe, retrocop and dannyk13. Apology to retrocop for my slip up on 'Best Answer' this was an honourable draw and I do not know how to adjust my error!!