This crossword No. 11708 clues and answers were published on Thu 15 Nov 2007 and the puzzle can be visited by following The Guardian Quick Crossword No. 11708 link.
All Across Clues and Answers:
1-across – Book by E.M. Forster : HOWARDSEND
7-across – Endeavour : ATTEMPT
8-across – Fathom – out-and-out : PLUMB
10-across – Public exhibition : EXPO
11-across – One looking for hidden objects : SEARCHER
13-across – See 9 : TOWERS
15-across – Scottish ferry port : ROSYTH
17-across – Sporting association or implement : GOLFCLUB
18-across – Extra : PLUS
21-across – One who steals : THIEF
22-across – Underground delicacy : TRUFFLE
23-across – Without words being used : IMPLICITLY
All Down Clues and Answers:
1-down – Agitated : HETUP
2-down – Uterus : WOMB
3-down – Putrid : ROTTEN
4-down – Of higher quality : SUPERIOR
5-down – Badly behaved : NAUGHTY
6-down – Impermeable – unbreakable : WATERTIGHT
9-down – Book by Anthony Trollope : BARCHESTER
12-down – Elegant : GRACEFUL
14-down – See 20 : WILLIAM
16-down – Relating to a religious system : CULTIC
19-down – Elevated : LOFTY
20-down – Book by Richmal Crompton : JUST
This crossword has in total 24 where 12 are across and 12 are down.