This crossword No. 12525 clues and answers were published on Fri 02 Jul 2010 and the puzzle can be visited by following The Guardian Quick Crossword No. 12525 link.
All Across Clues and Answers:
1-across – City of south central Russia : OMSK
3-across – Occupier of empty property : SQUATTER
9-across – Old Greek currency : DRACHMA
10-across – Compound of oxygen and another element : OXIDE
11-across – Allowed by law : LEGAL
12-across – Reprimand : REBUKE
14-across – Large sums that are virtually worthless : MONOPOLYMONEY
17-across – Stand for kettle : TRIVET
19-across – Squalor : FILTH
22-across – Very pale grey : ASHEN
23-across – Multicoloured atmospheric phenomenon : RAINBOW
24-across – London street : PALLMALL
25-across – Stratagem : PLOY
All Down Clues and Answers:
1-down – Former sweetheart : OLDFLAME
2-down – Vulgar parlance : SLANG
4-down – Four-sided figure : QUADRILATERAL
5-down – Nuclear weapon : ABOMB
6-down – Become more dense : THICKEN
7-down – Tall grass : REED
8-down – Boy’s name : PHILIP
13-down – In passing : BYTHEWAY
15-down – Cetacean with large tusk : NARWHAL
16-down – Tea cake : MUFFIN
18-down – Poison : VENOM
20-down – Calumny : LIBEL
21-down – Stringed instrument : HARP
This crossword has in total 26 where 13 are across and 13 are down.