This crossword No. 11578 clues and answers were published on Sat 16 Jun 2007 and the puzzle can be visited by following The Guardian Quick Crossword No. 11578 link.
All Across Clues and Answers:
1-across – Small restaurant : BISTRO
4-across – Excellent : SUPER
7-across – Private hospital : CLINIC
8-across – Overly ornate : FLORID
9-across – Percussion instrument – medal : GONG
10-across – Greater part : MAJORITY
12-across – Orca : KILLERWHALE
17-across – Liable to destroy oneself : SUICIDAL
19-across – Combat between two people in matter of honour : DUEL
20-across – Each : APIECE
21-across – Lure into wrongdoing in order to arrest : ENTRAP
22-across – Put off until later : DELAY
23-across – Mongrel : HYBRID
All Down Clues and Answers:
1-down – Steer : BULLOCK
2-down – French-speaking west African republic : SENEGAL
3-down – Advise : RECOMMEND
4-down – Simultaneous firing of weapons : SALVO
5-down – Biased : PARTIAL
6-down – Undesirable effect in photo produced by flash : REDEYE
11-down – Precious ornaments for the body : JEWELLERY
13-down – Original : INITIAL
14-down – One qualified to check accounts : AUDITOR
15-down – Green gemstone : EMERALD
16-down – Land mass surrounded by water : ISLAND
18-down – Irritating to the skin : ITCHY
This crossword has in total 25 where 13 are across and 12 are down.