Christie was an accomplished embroiderer and researcher, and her book has been the authoritative study on opus anglicanum ever since it was published.
Source: EDWARDS, Joan (1976). 'A survey of English literature of embroidery, 1840-1940,' The Bulletin of the Needle and Bobbin Club, Vol. 76, pp. 3-20. Dowload here.
Digital source of illustration (retrieved 20 November 2016).
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