Sat D Telegraph No. 27,253

[bryand]

1a) Stones' leader? he's a card.
5d) Dawn, woman losing head with gold in clasp (6)
11d) Beginning of aerial race?
21d) Saying name of dog in lead (7)
Apology for no letters. All help much appreciated

[Frank97]

21d, Proverb

[thomazine]

1a king of diamonds
3d aurora
11d flying start
21d proverb

[factor-fiction]

How many letters please for 1a and 11d?

[dannyk13]

1a.King of diamonds
5d.Aurora
11d.Flying start
21dProverb

[Lie-in King]

1a King of diamonds
5d Aurora (dawn) - 'or' (gold, heraldry, in) '(L)aura'
11d Flying start
21d Proverb (saying) - 'Rover' (in) 'Pb' (chem symbol for lead)

[meteora]

I think it could be Jack Of Diamonds

[bryand]

Thank you all for your prompt and very helpful answers.