This crossword No. 9371 clues and answers were published on Mon 15 May 2000 and the puzzle can be visited by following The Guardian Quick Crossword No. 9371 link.
All Across Clues and Answers:
1-across – Means of help in project : RESOURCE
5-across – Dirty froth : SCUM
9-across – Saint whose dance is a disease : VITUS
10-across – Solomon Grundy did on Thursday : TOOKILL
11-across – Nubile : MARRIAGEABLE
13-across – Sudden, maybe rude : ABRUPT
14-across – Concealed rifleman : SNIPER
17-across – All square … at cribbage? … : LEVELPEGGING
20-across – … or possibly at this ball game : CROQUET
21-across – Happen : OCCUR
22-across – Wander : ROAM
23-across – Fabric of polyester fibres : TERYLENE
All Down Clues and Answers:
1-down – Wander : ROVE
2-down – Seeming problem-free – barometer being high : SETFAIR
3-down – Devoid of moral principles : UNSCRUPULOUS
4-down – Forty winks : CATNAP
6-down – Ascend : CLIMB
7-down – Fruit – artificial harbour : MULBERRY
8-down – Land of _______ : HOPEANDGLORY
12-down – An easy way to 6? : CABLECAR
15-down – Flamboyant self-assurance : PANACHE
16-down – Agree or decide : SETTLE
18-down – Stringed instrument : VIOLA
19-down – Genuine : TRUE
This crossword has in total 24 where 12 are across and 12 are down.