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* Circular Letter addressed by the Faculty of Theology at Paris to the Bishops and Chapters of France, March 12th, 1445, quoted by E. K. Chambers, The Mediaeval Stage. Oxford, 1903.
Ciszewski, Stanislaus, Künstliche Verwandtschaft bei den Südslaven. Leipsic, 1897.
Clark, J. V. H., quoted by W. M. Beauchamp, “The Iroquois White Dog Feast,” in American Antiquarian, vii. (1885).
Clark, M. S., “An Old South Pembrokeshire Harvest Custom,” in Folk-lore, xv. (1904).