Cryptic crossword - The Scotsman 19/04/2012

ACROSS

1 Extend sound principle to establish advanced position (10)

6 Initially, some crooks arranged massive swindle (4)

10 Agony for soldiers in the wrong (7)

11 Offbeat ne’er-do-well promises to settle up ... (7)

12 ... while prudent adult cut out promises to settle up (8)

13 Had little information about fashion (5)

15 Did junior officer in the US go through a green signal? (6)

17 Studied still water before the break of day (8)

19 Knew area to be developed will come round again (8)

21 Get a cutting from flower with new back (6)

24 Sober-minded maintained listeners (5)

25 Put the squeeze on husband to economise (8)

28 Managed to overvalue report of review (7)

29 One may start on the way out, creating deadlock (7)

30 Corresponding with one and only twin (4)

31 Advanced dates for Verdi composition (10)

DOWN

1 City of the rumba, the samba, the rumba thirdly (4)

2 Makes gains in different ways (7)

3 Get about in address (5)

4 It’s hard to return joint to dish (6)

5 He went before a new church market, without end (8)

7 Give little credit to old expert singer (7)

8 Pulling a fast one when major route’s ahead (10)

9 Newly-weds have a good return for some troops (8)

14 About here, get primary school records (10)

16 Keep an eye out for one with a new patron (8)

18 Prepare brief wind-up to lend a hand (8)

20 Secure rescue for one (7)

22 Condones established church having ten exercises (7)

23 For second time, led to widespread conflict (6)

26 At one time, Irish fellow might be one living abroad (5)

27 Wait for top team to peter out (4)

Wednesday’s solution

Across: 1 Hell freezes over, 9 Untie, 10 Grand slam, 11 Slow-motion, 12 Fuji, 14 Fortress, 16 Coleus, 18 Uncles, 19 Falsetto, 21 IAMB, 22 Toothpaste, 25 Easy chair, 26 Rhyme, 27 Second honeymoon.

Down: 1 Hours of business, 2 Let go, 3 Free-market, 4 Ergotism, 5 Zealot, 6 Side, 7 Vol-au-vent, 8 Remains to be seen, 13 House-party, 15 Rock music, 17 Cast-iron, 20 Potash, 23 Say-so, 24 Scan.