This crossword No. 9290 clues and answers were published on Thu 10 Feb 2000 and the puzzle can be visited by following The Guardian Quick Crossword No. 9290 link.
All Across Clues and Answers:
1-across – Betray – place selling things : SHOP
3-across – Not genuine : SPURIOUS
9-across – Shout of praise : HOSANNA
10-across – Emblem : BADGE
11-across – Kind of Indian tea : ASSAM
12-across – Observing : NOTING
14-across – Theatre? – Royal? : PRINCEOFWALES
17-across – Hit : STRUCK
19-across – Little : SMALL
22-across – Grown-up : ADULT
23-across – Flower related to the buttercup : ANEMONE
24-across – Countermand : OVERRULE
25-across – Tenacious ductile earth : CLAY
All Down Clues and Answers:
1-down – Spirit distilled from potatoes : SCHNAPPS
2-down – Fertile spot in desert : OASIS
4-down – Popular starter for meals : PRAWNCOCKTAIL
5-down – Refute : REBUT
6-down – Roman Catholic service book : ORDINAL
7-down – Toboggan : SLED
8-down – Coming : GNOMIC
13-down – Obsolete stringed instrument : PSALTERY
15-down – Break in : INTRUDE
16-down – Metal ring – cleans clothes : WASHER
18-down – Speak : UTTER
20-down – Ring-shaped coral island : ATOLL
21-down – Starchy cereal : SAGO
This crossword has in total 26 where 13 are across and 13 are down.