Not found in: Henri Béraldi, Les graveurs du 19e siècle; guide de l'amateur d'estampes, Paris: L. Conquet, 1885-1892, vol. 8, pp. 124-125 (catalogue of works by James Hoopwood [sic] the younger)
Jean Adhémar, Jacques Lethève and Françoise Gardey, Inventaire du fonds français après 1800, Bibliothèque nationale, Département des estampes, tome dixième, Paris 1958, p. 437 (inventory of work by James Hopwood the elder) and pp. 438-443 (inventory of works by James Hopwood the younger): neither inventory includes the present print
R. Burgess, Portraits of doctors & scientists in the Wellcome Institute, London 1973, no. 592.1