This crossword No. 1023 clues and answers were published on Sun 03 May 2015 and the puzzle can be visited by following The Guardian Speedy Crossword No. 1023 link.
All Across Clues and Answers:
1-across – Smuggled goods : CONTRABAND
7-across – Endorsement : BACKING
8-across – Sceptic : CYNIC
10-across – Smell pungently : REEK
11-across – Travel guide author : BAEDEKER
13-across – Whirlpool : VORTEX
15-across – Workshop : STUDIO
17-across – Horrified : APPALLED
18-across – Ticket counterfoil : STUB
21-across – Wear away : ERODE
22-across – Record, annal : ARCHIVE
23-across – Exculpated : OFFTHEHOOK
All Down Clues and Answers:
1-down – Secret hoard : CACHE
2-down – Unsophisticated : NAIF
3-down – Jamaican music : REGGAE
4-down – Validate from earlier : BACKDATE
5-down – Surface treated for greater friction : NONSKID
6-down – Shorten : ABBREVIATE
9-down – High-class cookery : CORDONBLEU
12-down – Determined : HELLBENT
14-down – Reprimand : REPROOF
16-down – Unhurried : SEDATE
19-down – Stratagem : TRICK
20-down – Reverberate : ECHO
This crossword has in total 24 where 12 are across and 12 are down.