This crossword No. 9379 clues and answers were published on Wed 24 May 2000 and the puzzle can be visited by following The Guardian Quick Crossword No. 9379 link.
All Across Clues and Answers:
1-across – Assault : ATTACK
4-across – Acquire : OBTAIN
9-across – Bill – story : ACCOUNT
10-across – Quick – trim : SMART
11-across – Additional : EXTRA
12-across – Concise – terse : LACONIC
13-across – Killed – overused : DONETODEATH
18-across – Excessive bureaucracy : REDTAPE
20-across – Drone : IDLER
22-across – Robust – novelist : HARDY
23-across – Unaffected : NATURAL
24-across – Salad plant : RADISH
25-across – Cure : REMEDY
All Down Clues and Answers:
1-down – Astonished : AMAZED
2-down – Silent – understood : TACIT
3-down – Bravery : COURAGE
5-down – Fundamental – computer language : BASIC
6-down – Versus : AGAINST
7-down – Warning – observe – review : NOTICE
8-down – Without purpose or occupation : ATALOOSEEND
14-down – Arranged – not voluntary : ORDERED
15-down – Letter : EPISTLE
16-down – Bowman – ex-candidate for London Mayor : ARCHER
17-down – Having flounces, ruffles, etc : FRILLY
19-down – Chasm : ABYSS
21-down – Big : LARGE
This crossword has in total 26 where 13 are across and 13 are down.