Anderson, J. (1875). Notice of a Small Figure in Jet of St James the Greater, recently presented to the Museum by James Gibson Craig, Esq., FSA Scot.: and probably a Signaculum worn by a Leprous Pilgrim to St Jago Di Compostella; with Notes on ’Pilgrims’ Signs’ of the Middle Ages, and a Stone Mould for casting Leaden Tokens, found at Dundrennan Abbey. Proceedings of the Society of Antiquaries of Scotland, 11, 62–80. https://doi.org/10.9750/PSAS.011.62.80