This crossword No. 9538 clues and answers were published on Sat 25 Nov 2000 and the puzzle can be visited by following The Guardian Quick Crossword No. 9538 link.
All Across Clues and Answers:
5-across – Racing dog : GREYHOUND
8-across – Excursion : TRIP
9-across – Dog that rhymes with … : SEALYHAM
10-across – … gas used in balloons : HELIUM
11-across – Sheepdog : COLLIE
13-across – Spaniel : COCKER
15-across – Small hunting dog : BEAGLE
16-across – Heat-resistant material : ASBESTOS
18-across – Fame – memorandum : NOTE
19-across – Large dog : GREATDANE
All Down Clues and Answers:
1-down – Striking of rugby ball as it hits the ground : DROPKICK
2-down – Base of plaster of Paris : GYPSUM
3-down – Design of small coloured squares : MOSAIC
4-down – Resentment of another’s success : ENVY
6-down – It isn’t tied to one brewery : FREEHOUSE
7-down – Keep changing one’s mind : VACILLATE
12-down – Erudition – education : LEARNING
14-down – Ceremonial : RITUAL
15-down – Next door to : BESIDE
17-down – Walls are said to have them : EARS
This crossword has in total 20 where 10 are across and 10 are down.