1. R. E. Latham,Revised Medieval Latin Word-List(London, 1965), 48.
2. J. Mortimer,The Whole Art of Husbandry(London, 1707), 180.
3. John Skelton,The Complete English Poems, ed. J. Scattergood (Harmondsworth, 1983), 365.
4. J. Longnon and R. Cazelles,Les Très Riches Heures du Duc de Berry(London, 1969), plate 3.