This crossword No. 519 clues and answers were published on Sun 21 Aug 2005 and the puzzle can be visited by following The Guardian Speedy Crossword No. 519 link.
All Across Clues and Answers:
5-across – Very fast : ATTHEDOUBLE
7-across – Burrowing mollusc : CLAM
8-across – Stiff-necked : OBDURATE
9-across – Tiny organism : MICROBE
11-across – Catch a likeness : PAINT
13-across – Unimportant : PETTY
14-across – Entitle : LICENSE
16-across – Smarten up : TITIVATE
17-across – Den : LAIR
18-across – Enjoying oneself greatly : HAVINGABALL
All Down Clues and Answers:
1-down – Feature : ITEM
2-down – Defensive outwork : REDOUBT
3-down – Down in the dumps : MOODY
4-down – Welsh : ABERDARE
5-down – Record : ALLTIMEHIGH
6-down – Be replete : EATONESFILL
10-down – Get back : RETRIEVE
12-down – Railway driver’s assistant : FIREMAN
15-down – Worldly-wise : CANNY
17-down – Spend : LOAF
This crossword has in total 20 where 10 are across and 10 are down.