Literature
G. Knapton, Catalogue of the Pictures at Althorpe and Wimbledon belonging to the Late Honble Mr Spencer, inventory, 25 October 1746, no. 199, as 'Job and his wife by Muliano'.
T.F. Dibdin, Aedes Althorpianae, London, 1822, p. 276, as 'Spagnoletto'.
J.P. Neale, Views The Most Conspicuous Among The Seats of Noblemen and Gentlemen in England, Wales, Scotland and Ireland, London, 1823, II, n.p., as 'Spagnoletto'.
Earl of Spencer, Catalogue of the Pictures at Althorp House, London, 1831, p. 24, no. 341, as 'Spagnoletto'.
Catalogue of the Pictures at Althorpe House, London, 1851, no. 215.
H. Walpole, 'Journals of Visits to Country Seats & c.', The Walpole Society, XVI, Oxford, 1927-1928, p. 31 (records author's visit to Althorp, August 1760: 'Several good Spagnolets, particularly Job & his Wife').
K.J. Garlick, 'A Catalogue of Pictures at Althorp', The Walpole Society, XLV, Oxford, 1974, p. 71, no. 545, pl. 27, as 'Ribera'.
G. Finaldi, 'La Piedad de Ribera', Ribera La Piedad, Contextos de la Colección Permanente, 14, Madrid, 2003, pp. 19-21, fig. 3, note 20, as 'workshop of Ribera'.
N. Spinosa, Ribera. L'Opera completa, Naples, 2003, p. 236, notes 68, 69; and p. 265, cited under no. A48, as 'a period copy after Ribera (the original in a Mexican collection)'.
P. Boccardo, ed., L'Età di Rubens: Dimore, committenti e collezionisti genovesi, Palazzo Ducale, Genoa, 2004, pp. 268-269, under no. 55, as 'Fracanzano'.
N. Spinosa, Ribera. L'Opera Completa, Naples, 2006, p. 236, notes 68, 69; and p. 316, cited under no. A149, as 'a workshop copy after Ribera (the original in a Spanish collection)'.
N. Spinosa, Ribera. La Obra Completa, Madrid, 2008, p. 395, cited under no. A169, as 'a workshop copy after Ribera (the original in a Madrid private collection)'.