This crossword No. 11220 clues and answers were published on Sat 22 Apr 2006 and the puzzle can be visited by following The Guardian Quick Crossword No. 11220 link.
All Across Clues and Answers:
1-across – Most important object in picture etc : CENTREPIECE
9-across – Vote against would-be member : BLACKBALL
10-across – Tree : ASH
11-across – Scottish town : ELGIN
13-across – Ill-fated liner : TITANIC
14-across – Petty : TINPOT
15-across – Polite request : PLEASE
18-across – Courageous : VALIANT
20-across – Fruit : MELON
21-across – Male beast : TOM
22-across – Astaire or Kelly, for example : TAPDANCER
24-across – Fearlessness : INTREPIDITY
All Down Clues and Answers:
2-down – Period : ERA
3-down – Deprived of all one’s money : TAKENTO
4-down – Create : ECARTE
5-down – Inch : ISLET
6-down – Flexible body armour : CHAINMAIL
7-down – Consideration unaffected by external influences : OBJECTIVITY
8-down – See 3 : THECLEANERS
12-down – Time ____ 15! : GENTLEMEN
16-down – North Italian — street of banks : LOMBARD
17-down – Block : STOPUP
19-down – Change : ALTER
23-down – See 21 : CAT
This crossword has in total 24 where 12 are across and 12 are down.