The affinity of these brooches, found in France, with objects from Kent is evidence of the spread of artistic traditions through export or copying.
Philippe Delamin ; J. Pierpont Morgan (American), London and New York (until 1917)
Brown, Katharine R., Dafydd Kidd, and Charles T. Little, ed. From Attila to Charlemagne: Arts of the Early Medieval Period in the Metropolitan Museum of Art. New York and New Haven: The Metropolitan Museum of Art, 2000. p. 23, 284, 346, fig. 3.11a, 23.9.