This crossword No. 11278 clues and answers were published on Thu 29 Jun 2006 and the puzzle can be visited by following The Guardian Quick Crossword No. 11278 link.
All Across Clues and Answers:
1-across – Gum tree : EUCALYPTUS
7-across – Feed – encourage : NOURISH
8-across – Boy’s name : PETER
10-across – Expectation : HOPE
11-across – Cylinder used in treating polio : IRONLUNG
13-across – Bone – half of diameter : RADIUS
15-across – Aix-la-Chapelle : AACHEN
17-across – Travel document : PASSPORT
18-across – Assert : AVER
21-across – Break violently : SMASH
22-across – Opposed to : AGAINST
23-across – Appease : PROPITIATE
All Down Clues and Answers:
1-down – Provide with requirements : EQUIP
2-down – Piece of wood, potato, or silicon : CHIP
3-down – City in Pakistan : LAHORE
4-down – Strutting fop : POPINJAY
5-down – Falsehood : UNTRUTH
6-down – Badly placed in the ring : ONTHEROPES
9-down – Restore to life : REGENERATE
12-down – Desert : JUMPSHIP
14-down – Opposite of 10 : DESPAIR
16-down – Out-and-out : ARRANT
19-down – Meeting place : VENUE
20-down – Precursor of surrealism : DADA
This crossword has in total 24 where 12 are across and 12 are down.