Stuck in the bottom left corner, any hints please.
12A Carpenter's long coat (6) ??S???
24A Lamb-like (5) ??I??
12D 20,21 (7) ??B?L?? - 20 & 21 are FIFTY & YEARS
13D Salmon net: not short (4,3) ??N? G?? - I wonder if this could be LONG GIN,but it's not in any dictionary I can find.