Bibliographic details

Joyner, Louise; Freestone, Ian; Robinson, James, Crowning glory: the identification of gems on the head reliquary of St Eustace from the Basle Cathedral Treasury, The Journal of Gemmology, 30, 3/4 (July/October), London, The Gemmological Association and Gem Testing Laboratory of Great Britain, 2006

Joyner, Freestone & Robinson 2006