This crossword No. 10426 clues and answers were published on Sat 04 Oct 2003 and the puzzle can be visited by following The Guardian Quick Crossword No. 10426 link.
All Across Clues and Answers:
1-across – Play an instrument on the street for money : BUSK
3-across – Frivolous : SKITTISH
8-across – Cunning : ARCH
9-across – Producing in abundance : PROLIFIC
11-across – Undersized : DIMINUTIVE
14-across – Crazy : SCREWY
15-across – Towards the back : ASTERN
17-across – Lowest possible level : ROCKBOTTOM
20-across – Advance showings : PREVIEWS
21-across – River at Bristol and Bath : AVON
22-across – Regularity of shape : SYMMETRY
23-across – Association of countries : BLOC
All Down Clues and Answers:
1-down – Wield : BRANDISH
2-down – Tree : SYCAMORE
4-down – Martial art : KARATE
5-down – The box : TELEVISION
6-down – Dodgy : IFFY
7-down – Chop roughly – mediocre journalist : HACK
10-down – Winter vehicle : SNOWMOBILE
12-down – Gala : FESTIVAL
13-down – Memory aid : MNEMONIC
16-down – Spike on which kebab is cooked : SKEWER
18-down – : OPUS
19-down – Wide grin : BEAM
This crossword has in total 24 where 12 are across and 12 are down.