6,18        How? Either 28, 19+16, 8+10, 30+27, 4+27, 24€15 or 22 perhaps  (6,3)

 7  Spotted more of winter traveller clutching breast  (8)

11 Charge nothing in trade  (5)

12 Women's defence group tracks fighters (3,6)

13 They threaten death, outrage and American casualties  (11)

15 No-one but Auntie's mother?  (3)

16 Gwyn's over from Llangollen  (4)

18 See 6

19 Beast of a husband's deceit  (4)

22 Blubber helps to make fatties obese (3)

23 Film cast presented with peerage in new production (5,6)

26 Dirty pot can't keep quiet during telling off (3-6)

28 Pastry supplier's second chef's first to leave  (5)

29 Parties showed no corruption  (8)

30 Invested right during grim depression  (6)

 2  3? (1,5)

 3  2? (7)

 4  Spike characteristically provides cake  (6)

 5  Resounding refusal in a treatment plant  (8)

 8  A traveller returns  (3)

 9  It's nothing to the French holding start of schedule up  (5)

10 Having little to follow, time's precious  (4)

14 Self assembly kit missing top  (3)

17 Flirt having no boundaries, snares young lady for wrong publisher  (8)

18 Shouted, STOP or there'll be trouble  (3)

20 Start off quest breaking your divine rule  (8)

21 Watering holes covered by unit thereby providing pressure indicators  (7)

22 Hit broadcast in support of kinky sex worker  (5)

23 Pass mark upset a very large number  (6)

24 Nut having race round camp  (4)

25 Request date and time to quit work abroad  (3,3)

27 A lot like compass points?  (3)