The Dunstable Swan livery badge from the British Museum. Henry IV is known to have had one very similar, which he paid to have mended. The swan was one of the livery symbols of his wife, Mary de Bohun.
The Luton Guild Book. Frontspiece, circa Edward IV and Elizabeth Wydville, kneeling before Bishop Thomas Rotherham and the Trinity. Anne Neville is possibly the woman in the blue dress on the far right.