This crossword No. 9280 clues and answers were published on Sat 29 Jan 2000 and the puzzle can be visited by following The Guardian Quick Crossword No. 9280 link.
All Across Clues and Answers:
1-across – Landing of spacecraft on water : SPLASHDOWN
7-across – Unfathomable – extremely bad : ABYSMAL
8-across – Call on : VISIT
10-across – Prescribed food – council : DIET
11-across – Delude : HOODWINK
13-across – Judge : UMPIRE
15-across – Mythical monster – large lizard : DRAGON
17-across – Name of 15 Popes : BENEDICT
18-across – Unfortunately : ALAS
21-across – Right-hand pages of book : RECTO
22-across – City – finance – very good : CAPITAL
23-across – Bribe : BACKHANDER
All Down Clues and Answers:
1-down – Fashion – designation : STYLE
2-down – Imperfect – material : LAME
3-down – Infrequently : SELDOM
4-down – Navigational or geometric instrument : DIVIDERS
5-down – Cleaning – laundry : WASHING
6-down – One with no experience of the sea : LANDLUBBER
9-down – Becoming a QC : TAKINGSILK
12-down – Traffic jam at intersections : GRIDLOCK
14-down – Cure-all : PANACEA
16-down – Flowering shrub : ACACIA
19-down – Afterwards : LATER
20-down – Potato : SPUD
This crossword has in total 24 where 12 are across and 12 are down.