E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Ulania,
Queen of Perduta or Islanda, sent a golden shield to Charlemagne, which he was to give to his bravest
paladin. Whoever could win the shield from this paladin was to claim the hand of Ulania in marriage. (Orlando Furioso, bk. xv.)