This crossword No. 12144 clues and answers were published on Sat 11 Apr 2009 and the puzzle can be visited by following The Guardian Quick Crossword No. 12144 link.
All Across Clues and Answers:
1-across – Evasive stratagem : SUBTERFUGE
7-across – Tax for the government : REVENUE
8-across – Weird : EERIE
10-across – Foam from breakers : SURF
11-across – NCO or police officer … : SERGEANT
13-across – … which can make one sneeze … : PEPPER
15-across – … in need of company … : LONELY
17-across – Menace — impend : THREATEN
18-across – Rough water left by a moving boat : WASH
21-across – I shot : HOIST
22-across – Study what one has forgotten : RELEARN
23-across – Devoid of feeling : INSENSIBLE
All Down Clues and Answers:
1-down – Person with spare cash? : SAVER
2-down – … group : BAND
3-down – English cathedral city : EXETER
4-down – : FEELGOOD
5-down – Rubbish : GARBAGE
6-down – Ill-tempered person : CROSSPATCH
9-down – Intercom at entrance to flats etc : ENTRYPHONE
12-down – Snappy answer : REPARTEE
14-down – Part — share : PORTION
16-down – … red suit … : HEARTS
19-down – Astonish : AMAZE
20-down – … association … : CLUB
This crossword has in total 24 where 12 are across and 12 are down.