Keywords: Dorothy Sidney, by Isaac Oliver.jpg en Dorothy Sidney later Countess of Leicester née Percy c 1598-1659 signed in gold with initials 'IO' mid-left on vellum oval 70 mm high backing card with inscription in ink 'La Dorothy Percy Countess of Leicester' century 17 http //www christies com/lotfinder/lot_details aspx intObjectID 5733134 Christie's Creator Isaac Oliver PD-Art PD-old-auto 1617 Uploaded with UploadWizard Isaac Oliver House of Percy Percy Dorothy Countesses in the Peerage of England |