來源
The Collection of H.R.H The Princess Margaret, Christie's, London, 14 June 2006, lot 458.
Given on the occasion of the marriage of H.R.H. The Princess Margaret, Countess of Snowdon, to Antony Charles Robert Armstrong-Jones, Earl of Snowdon on 6 May 1960, by The Dowager Viscountess Galway, Serlby Hall, Yorks.