Lot Essay
Cf. H. Tait (ed.), 7000 Years of Jewellery, The British Museum, London, p. 78, nos. 171-172 (British Museum inv. nos. PRB 1960.5-3.1 and 2); B. Cunliffe, The Ancient Celts, London, 1999, p. 141, pl. 112; H. N. Savory, Spain and Portugal: the Prehistory of the Iberian Peninsula, London, 1968, p. 251, pl. 57 for similar.