CRYPTIC CROSSWORD

ACROSS

1 Was involved in a car accident, but still left an impression (4,2,6) 8 A long mountain chain, almost all in Scotland, essentially (5) 9 Organised a later tie to get even (9) 11 Head off some workers certain to lock up (6) 12 Screwball using two different drugs (8) 14 Take a shine to one, and slip into a party costume (5,5) 15 Don’t bother with old US institute (4) 18 Foul smell in the middle of some creeks (4) 19 Turn up at South African party, at the end, making an entrance (10) 21 Turn pursers over to those assuming control (8) 23 Folk tale in the Home Counties captured by strip cartoonist (6) 25 At one time, friction caused extra time on development (9) 26 Left one US institute (as in 15 across) on edge (5) 27 Demonstration at one working in a profession (12)

DOWN

1 Was forced to distinguish, but it was the right thing to do (4,5) 2 Two men had little time to take on a top soldier who wipes them out (8) 3 One may care about a small plot of land (4) 4 Partisan sold on the case was captivated (10) 5 Force an east European to take on a top cop (6) 6 May suppress class in front of a politician (5) 7 Prospered greatly, having created a popular type of cookie (4,1,7) 10 Make allowances for those who get their expected rewards (12) 13 Attributes characteristics to some buildings (10) 16 Did it take little time to staff up for US missile? (9) 17 For bidding supermarket chain from taking on legendary clown (8) 20 Use a small tree to start construction of old instrument (6) 22 Speak up about move to put money into circulation (5) 24 Old ruler could be a new accountant (4)