This crossword No. 15142 clues and answers were published on Sat 17 Nov 2018 and the puzzle can be visited by following The Guardian Quick Crossword No. 15142 link.
All Across Clues and Answers:
1-across – Joyless : SOMBRE
4-across – Departure : GOING
7-across – Rectangular two-dimensional figure : OBLONG
8-across – Soundless : SILENT
9-across – Curved structure : ARCH
10-across – Right to vote : SUFFRAGE
12-across – Royal residence in Norfolk : SANDRINGHAM
17-across – Pickpocket — set up cru : CUTPURSE
19-across – Edges : RIMS
20-across – Hearsay : RUMOUR
21-across – Inside : WITHIN
22-across – Industrial centre of the Ruhr : ESSEN
23-across – Simple calculating device : ABACUS
All Down Clues and Answers:
1-down – Residential districts of town : SUBURBS
2-down – Medium-sized, blackish aquatic bird with long toes : MOORHEN
3-down – Hospital doctor : REGISTRAR
4-down – Intense sorrow : GRIEF
5-down – Japanese art of flower-arranging : IKEBANA
6-down – Channel running along the eaves of a building : GUTTER
11-down – Large venomous Australian spider : FUNNELWEB
13-down – Occasionally : ATTIMES
14-down – Person in conflict with Roman Catholic dogma : HERETIC
15-down – Published reminiscences : MEMOIRS
16-down – Not enough to satisfy demand : SCARCE
18-down – Reversal of direction : UTURN
This crossword has in total 25 where 13 are across and 12 are down.