"Duchess of Courland kauffman" by Angelica Kauffman - http://www.lacma.org/art/provinterimdetail2.aspx. Licensed under Neaizsargāts darbs via Wikimedia Commons - https://commons.wikimedia.org/wiki/File:Duchess_of_Courland_kauffman.jpg#/media/File:Duchess_of_Courland_kauffman.jpg