Cryptic crossword

ACROSS 1 Advert over railway for

something to eat (4,6)

6 He wrote notes maybe

covering for elder, it's said (4)

9 Guardian article used in court

worried Republican (7)

10 Marine guards Queen, returning debt that will grow massively (7)

12 Play in the traffic? (6,7)

14 Daily withdrawals of liquidity

from the banks? (3,5)

15 While touring at that time

one sees old city (6)

17 Every one of the old revolutionary Southern ways (6)

19 Slough introduced to exotic tango -- this goes downhill fast (8)

21 Gadget that makes space less

polluted? (6,7)

24 Woolly middle in peppers we

ate roasted (7)

25 Move abroad -- good to get away somewhere in the Gulf? (7)

26 Cinders put on diamonds

showing sparkle (4)

27 Hold-up requires audacity

and impudence (10)

DOWN

1 Settlement is crowded, we

hear (4)

2 Driver's warning was written

up as expected (7)

3 Legal case that shows one's

young? (9,4)

4 Spades or clubs? With two queens one mysteriously makes tricks (8)

5 Lie about switching second

test (5)

7 Someone following in Model

T, so parked up (7)

8 Haul new plastic nets, getting

unexpectedly lucky (6,4)

11 No.1 mounts, kept by trained

equestrian in form (13)

13 Rash devil dials mistakenly

(3,7)

16 Orderly officer, that man

needs payment! (8)

18 Needing pounds not pence,

steals jewellery items (7)

20 Gear Ruby argued

occasionally is junk (7)

22 What may be stuffed in banger, say, before function (5)

23 Bill the headmaster (4)