This crossword No. 23263 clues and answers were published on Sat 02 Oct 2004 and the puzzle can be visited by following The Guardian Prize Crossword No. 23263 link.
All Across Clues and Answers:
1-across – See 26 : OPENING
5-across – About to leave French city, one originally providing base : IGNOBLE
10-across – A talk at university? Smart chap cuts the second half : ALEC
11-across – Very hard worker in a pit given notice first : ADAMANTINE
12-across – See 6 : GREENE
13-across – Chemicals found in regions? Not initially, man admitted : REAGENTS
14-across – See 26 : ESSENTIAL
16-across – It’s like an American to give up – English will get stuck in! : QUIET
17-across – Tender chest though cold has been shifted : OFFER
19-across – See 26 : SENTENCES
23-across – One abstaining may find Cheers! inappropriate, we gathered : ESCHEWER
24-across – Declare 50 on in game with Nos 1 and 3 out : ALLEGE
26-across – See pained 12 halt – discontentedness possibly produced by this introduction? : THEDREADED
27-across – Climb is said to be painful : SOAR
28-across – Skill shown in front when given female backing : PROWESS
29-across – Philosopher completed article about sin : DERRIDA
All Down Clues and Answers:
2-down – Look up in city – see a star : POLARIS
3-down – Husband ensconced in pleasant nook : NICHE
4-down – Most mean to install an audio receiver in comfy home : NEAREST
6-down – Author in terrible rage about meat too raw to eat? : GRAHAM
7-down – Going off or about to come back? : ONTHETURN
8-down – Aperture that’s clear embedded in sealant : LUNETTE
9-down – Regret Arcadia being spoilt by wealthy patrons : CARRIAGETRADE
15-down – See how lady without line plastered cosmetic : EYESHADOW
18-down – Genevan chess player : FISCHER
20-down – Foolish talk from the Yorkshire and England player of yesteryear : TWADDLE
21-down – Author’s creator in the country : ENGLAND
22-down – Time to have mourning clothes, woollen garments : TWEEDS
25-down – The author’s one taking all unexpectedly : LOSER
This crossword has in total 29 where 16 are across and 13 are down.