This crossword No. 11350 clues and answers were published on Thu 21 Sep 2006 and the puzzle can be visited by following The Guardian Quick Crossword No. 11350 link.
All Across Clues and Answers:
1-across – Lexicon : DICTIONARY
7-across – Object with polygonal base and triangular sides meeting at point : PYRAMID
8-across – Melodious sound : MUSIC
10-across – Small hard biscuit : RUSK
11-across – Great wickedness – more tiny : ENORMITY
13-across – Short sleep : CATNAP
15-across – Small fruit basket : PUNNET
17-across – Surgically remove all or part of limb : AMPUTATE
18-across – Close tightly – mammal : SEAL
21-across – Go in : ENTER
22-across – Plastic sack containing soil and nutrient used as plant bed : GROWBAG
23-across – Brains : GREYMATTER
All Down Clues and Answers:
1-down – Game with board and missiles : DARTS
2-down – Arrive : COME
3-down – Element used in medicine, photography and dyes : IODINE
4-down – Many : NUMEROUS
5-down – Native of the world’s largest country : RUSSIAN
6-down – Be grateful for – rise in value : APPRECIATE
9-down – Study of codes : CRYPTOLOGY
12-down – Devilfish : MANTARAY
14-down – One providing betting hints : TIPSTER
16-down – Mark of disgrace : STIGMA
19-down – Smouldering piece of wood or coal : EMBER
20-down – Kick – part of car : BOOT
This crossword has in total 24 where 12 are across and 12 are down.