This crossword No. 9307 clues and answers were published on Wed 01 Mar 2000 and the puzzle can be visited by following The Guardian Quick Crossword No. 9307 link.
All Across Clues and Answers:
1-across – Pillar – contribution to newspaper : COLUMN
4-across – Cover for house : THATCH
9-across – South German region : BAVARIA
10-across – His 12 is 13 : BAKER
11-across – Type of spruce : SITKA
12-across – Opening in door etc : KEYHOLE
13-across – Prodigal : SPENDTHRIFT
18-across – Non-believer : INFIDEL
20-across – Bird related to wagtail : PIPIT
22-across – Excessively particular : PICKY
23-across – Medical examination : CHECKUP
24-across – Gnawing animal : RODENT
25-across – Extent – academic achievement : DEGREE
All Down Clues and Answers:
1-down – Artist of geometrical figures : CUBIST
2-down – Green colour, as of tweed : LOVAT
3-down – Cattle disease : MURRAIN
5-down – Pastime – bird of prey : HOBBY
6-down – Remove – leave the ground : TAKEOFF
7-down – Anneal – solidify : HARDEN
8-down – The world of buying and selling : MARKETPLACE
14-down – Glum : POFACED
15-down – Full : REPLETE
16-down – Smoked fish : KIPPER
17-down – Treeless plain : STEPPE
19-down – Senior member of group : DOYEN
21-down – Game – by the fire? : POKER
This crossword has in total 26 where 13 are across and 13 are down.