This crossword No. 9977 clues and answers were published on Fri 26 Apr 2002 and the puzzle can be visited by following The Guardian Quick Crossword No. 9977 link.
All Across Clues and Answers:
1-across – Show – piece of evidence in court : EXHIBIT
8-across – Did favours – compelled : OBLIGED
9-across – Layer : STRATUM
10-across – Amazing – fearful : AWESOME
11-across – Moral : ETHIC
13-across – Erudition – ability : KNOWLEDGE
15-across – Brand – identifying symbol : TRADEMARK
18-across – Vacant – futile – blank : EMPTY
21-across – Model – instance : EXAMPLE
22-across – Criticise pettily : NITPICK
23-across – Discovered – erudite : LEARNED
24-across – Clothes – garments : APPAREL
All Down Clues and Answers:
1-down – Happen – to come later : ENSUE
2-down – Raucous – austere – bitter : HARSH
3-down – Experience great amusement or pleasure : BETICKLEDPINK
4-down – Love apple : TOMATO
5-down – Slumber very soundly : SLEEPLIKEATOP
6-down – Ancient : AGEOLD
7-down – Stick – join : ADHERE
12-down – Rent – drop : TEAR
14-down – Present – natural aptitude : GIFT
15-down – Triple – soprano voice : TREBLE
16-down – Mount : ARARAT
17-down – Items of business : AGENDA
19-down – Former – holy man : PRIOR
20-down – Bumpkin – rustic : YOKEL
This crossword has in total 26 where 12 are across and 14 are down.