This crossword No. 11709 clues and answers were published on Fri 16 Nov 2007 and the puzzle can be visited by following The Guardian Quick Crossword No. 11709 link.
All Across Clues and Answers:
1-across – Book by Herman Melville : MOBYDICK
5-across – Stupid person : PRAT
9-across – Hooter : SIREN
10-across – Relating to a carnivore or to certain popes : LEONINE
11-across – Orders, maybe 10 : COMMANDMENTS
13-across – See 7 : ISLAND
14-across – Elementary text book : PRIMER
17-across – Town – sofa : CHESTERFIELD
20-across – Leading : INFRONT
21-across – Melancholy song : DIRGE
22-across – Affectionate or foolish : FOND
23-across – Disadvantage : DRAWBACK
All Down Clues and Answers:
1-down – Command to huskies : MUSH
2-down – Endangered night bird : BARNOWL
3-down – Type of currency, religion etc : DENOMINATION
4-down – Settlement : COLONY
6-down – Be on the throne : REIGN
7-down – Book by Stevenson : TREASURE
8-down – Gabled projection from sloping roof : DORMERWINDOW
12-down – Petty misdeeds or real damage : MISCHIEF
15-down – Disease spread by mosquito : MALARIA
16-down – Bowl-shaped hole in the ground : CRATER
18-down – Fairy-like : ELFIN
19-down – Acme : PEAK
This crossword has in total 24 where 12 are across and 12 are down.