This crossword No. 12334 clues and answers were published on Thu 19 Nov 2009 and the puzzle can be visited by following The Guardian Quick Crossword No. 12334 link.
All Across Clues and Answers:
1-across – Consisting of both numbers and letters : ALPHANUMERIC
9-across – See 17 : LEIGH
10-across – ROM data : MATADOR
11-across – Leak out slowly : OOZE
12-across – 1951 Best Actor Oscar winner for The African Queen : HUMPHREY
14-across – See 12 : BOGART
15-across – Rule : GOVERN
18-across – Fine slightly stiff cotton dress fabric : ORGANDIE
20-across – The thing here referred to : THIS
22-across – Harry, the escapologist : HOUDINI
23-across – Kind of coffee : MOCHA
24-across – Hollow figurines, one inside another : RUSSIANDOLLS
All Down Clues and Answers:
2-down – Industrial city of eastern Germany : LEIPZIG
3-down – Sound of laughter : HAHA
4-down – Bums in : NIMBUS
5-down – Figure of speech : METAPHOR
6-down – Equipment for locating objects : RADAR
7-down – Be at the wicket without being dismissed for an entire innings : CARRYONESBAT
8-down – One sworn to binding friendship : BLOODBROTHER
13-down – Southeast Italian port : BRINDISI
16-down – Moral : ETHICAL
17-down – 1951 Best Actress Oscar winner for A Streetcar Named Desire : VIVIEN
19-down – Inhabitants of ancient France : GAULS
21-down – Shells and bullets : AMMO
This crossword has in total 24 where 12 are across and 12 are down.