This crossword No. 13106 clues and answers were published on Fri 11 May 2012 and the puzzle can be visited by following The Guardian Quick Crossword No. 13106 link.
All Across Clues and Answers:
1-across – Rosh Hashana : JEWISHNEWYEAR
8-across – Men’s underwear : YFRONTS
9-across – : LOOSE
10-across – Drop of thick liquid or viscous substance : BLOB
11-across – Asian shrub of the rose family, with showy flowers : JAPONICA
13-across – Rough on the surface : UNEVEN
14-across – Powerful 15th-century family of bankers and merchants in Florence : MEDICI
17-across – Cloudburst : DOWNPOUR
19-across – Jolly joke : JAPE
21-across – Man of the cloth : VICAR
22-across – Rough and uncivilised : BRUTISH
24-across – Printed tables used in standard computations : READYRECKONER
All Down Clues and Answers:
1-down – Bird of the crow family with blue plumage : JAY
2-down – Area of conflict : WARZONE
3-down – Basin for washing up etc : SINK
4-down – Saunas : NASSAU
5-down – Piece of cake — child’s play : WALKOVER
6-down – Type of bacteria causing food poisoning : ECOLI
7-down – Look at again : REEXAMINE
10-down – Placed under a : BOUNDOVER
12-down – Risk : JEOPARDY
15-down – From Naples or Turin, perhaps? : ITALIAN
16-down – Discarded assortment : JUMBLE
18-down – Modern witchcraft : WICCA
20-down – Discarded items — Chinese sailing vessel : JUNK
23-down – That woman : HER
This crossword has in total 26 where 12 are across and 14 are down.