This crossword No. 9500 clues and answers were published on Thu 12 Oct 2000 and the puzzle can be visited by following The Guardian Quick Crossword No. 9500 link.
All Across Clues and Answers:
1-across – Unanchored – lost : ADRIFT
4-across – Tallied : AGREED
8-across – Belief – maxim : TENET
9-across – Fixed-wing aircraft capable of vertical take-off and landing : JUMPJET
10-across – Mounted troops : CAVALRY
11-across – Stratum : LAYER
12-across – Thief using vehicle to break into shops : RAMRAIDER
17-across – Droll – comedian : COMIC
19-across – Small falcon : KESTREL
21-across – Sleep : SLUMBER
22-across – Refute – disprove : REBUT
23-across – Producer of earthenware – move with little direction or energy : POTTER
24-across – Kind – maggot : GENTLE
All Down Clues and Answers:
1-down – Assault – assail : ATTACK
2-down – Knock down : RUNOVER
3-down – Deadly : FATAL
5-down – Speculated – took chances : GAMBLED
6-down – Take pleasure in : ENJOY
7-down – Person who is weak-minded, especially through senility : DOTARD
9-down – Careless pedestrian : JAYWALKER
13-down – Grotesque : MACABRE
14-down – Savoury dish of cheese on toast : RAREBIT
15-down – Behaves in a troublesome way : ACTSUP
16-down – Cheerful : BLITHE
18-down – Climb – eg Everest : MOUNT
20-down – Wait – start the play : SERVE
This crossword has in total 26 where 13 are across and 13 are down.