This crossword No. 21802 clues and answers were published on Mon 24 Jan 2000 and the puzzle can be visited by following The Guardian Cryptic Crossword No. 21802 link.
All Across Clues and Answers:
1-across – It may be pointed out in the desert : CACTUS
5-across – Mother angled for a place at Oxford : MAGDALEN
9-across – Arsenal manager : ARMOURER
10-across – Eat, but not seriously we hear : INGEST
11-across – Commercial advantage in rebuilding in single plot : SELLINGPOINT
13-across – Back a mount, ie bet : ANTE
14-across – Strangely ill with bug? No, it’s in the blood : GLOBULIN
17-across – Accommodate a man who suffered in fraud : PUTUPJOB
18-across – Lied about being out of work : IDLE
20-across – Police officer at finish of chase examining body : INSPECTORATE
23-across – Trees having no great variety : BONSAI
24-across – Registered having listened for a change : ENLISTED
25-across – Items of clothing used by violinists : GSTRINGS
26-across – A wave that makes a wave : ROLLER
All Down Clues and Answers:
2-down – Crooked king in a bad way : AWRY
3-down – Not a single female will wear this outfit : TROUSSEAU
4-down – Painfully secretive about foreign money : SORELY
5-down – Union convenors? : MARRIAGEBROKERS
6-down – Absconding child makes mischief : GOINGSON
7-down – A short spell of hostile behaviour : AGGRO
8-down – German city circulating a list of necessities : ESSENTIALS
12-down – Unions need new suggestions : INNUENDOES
15-down – Ivan’s rule – terrible, in general : UNIVERSAL
16-down – Pilot’s emergency exit? : EJECTION
19-down – Guest for the bingo official : CALLER
21-down – Prose form that gives difficulties : POSER
22-down – Said to be top dog : PEKE
This crossword has in total 27 where 14 are across and 13 are down.