This crossword No. 9459 clues and answers were published on Fri 25 Aug 2000 and the puzzle can be visited by following The Guardian Quick Crossword No. 9459 link.
All Across Clues and Answers:
1-across – Something given in exchange : QUIDPROQUO
7-across – Follower : DISCIPLE
8-across – Soon : ANON
9-across – Follow – rear part of aeroplane : TAIL
10-across – Unfavourable : ADVERSE
12-across – Heavily big : ELEPHANTINE
14-across – Eat : CONSUME
16-across – Block : SLAB
19-across – Sapient : WISE
20-across – Not guilty : INNOCENT
21-across – Gold tartan – sum of all sums : GRANDTOTAL
All Down Clues and Answers:
1-down – Silent : QUIET
2-down – Slope : INCLINE
3-down – Tube with bowl for smoking tobacco : PIPE
4-down – Carried too far : OVERDONE
5-down – Custom : USAGE
6-down – Whipped cream and egg dish : MOUSSE
11-down – Defender of a cause : CHAMPION
12-down – Amatory : EROTIC
13-down – Illegal : ILLICIT
15-down – Guide – castrated ox : STEER
17-down – Commonplace : BANAL
18-down – Unite together : KNIT
This crossword has in total 23 where 11 are across and 12 are down.