This crossword No. 22680 clues and answers were published on Mon 18 Nov 2002 and the puzzle can be visited by following The Guardian Cryptic Crossword No. 22680 link.
All Across Clues and Answers:
1-across – Moral code followed by a student : ETHICAL
5-across – Travel over snow is accepted by some retired people : ESKIMOS
10-across – Girl is to accept religious instruction : IRIS
11-across – Building constructed with joints in natural colouring : PROPERTIES
12-across – Office desk : BUREAU
13-across – Maintained a high level : TOPPEDUP
14-across – Three-card trick has been given a licence : CHARTERED
16-across – Navy prison : FLEET
17-across – Female undergarments, possibly bloomers : SLIPS
19-across – Mistress has care of one whelp among nine : CONCUBINE
23-across – Bitter sweet : ACIDDROP
24-across – An actor not working? Provide compensation! : OFFSET
26-across – Ordered home before becoming unwell : INDISPOSED
27-across – Fit a spring : WELL
28-across – Send me round to eastern land : DEMESNE
29-across – Lecture put on at short notice : ADDRESS
All Down Clues and Answers:
2-down – Finished, being nothing less than painstaking : THROUGH
3-down – Outgoing children : ISSUE
4-down – A stubborn worker seen around river vessel : AMPOULE
6-down – Companion of Snow White likely to crash? : SLEEPY
7-down – Pregnant member of society : INTHECLUB
8-down – The excessive utilisation of various oeuvres : OVERUSE
9-down – Declare all points in order : BOXTHECOMPASS
15-down – Frier paid off with speedy discharge : RAPIDFIRE
18-down – Permit excessive behaviour? : LICENCE
20-down – Full of humanity : CROWDED
21-down – Wants to be out of the French sewers : NEEDLES
22-down – Saw the head for an examination : TREPAN
25-down – We infer a reduction in numbers : FEWER
This crossword has in total 29 where 16 are across and 13 are down.