This crossword No. 594 clues and answers were published on Sun 04 Feb 2007 and the puzzle can be visited by following The Guardian Speedy Crossword No. 594 link.
All Across Clues and Answers:
5-across – Former unit of frequency : MEGACYCLE
8-across – Ability to speak fluently, often wittily : GIFT
9-across – See 8 : OFTHEGAB
10-across – Garden cutters : SHEARS
11-across – Defile : RAVINE
13-across – Wood of cricket bats : WILLOW
15-across – Stroke gently : CARESS
16-across – Having a ball : WHOOPING
18-across – See 16 : ITUP
19-across – Pre-birth : ANTENATAL
All Down Clues and Answers:
1-down – Lamb tale? : MEATBALL
2-down – Local dialect : PATOIS
3-down – Edible mollusc : OYSTER
4-down – Depressed : BLUE
6-down – Underline or italicise, perhaps : HIGHLIGHT
7-down – Silvery-white metallic element : MAGNESIUM
12-down – Perpendicular : VERTICAL
14-down – Scribe : WRITER
15-down – Brandy of the French Charente : COGNAC
17-down – Animal sound : OINK
This crossword has in total 20 where 10 are across and 10 are down.