Polish Painting Masterpieces
Henryk Rodakowski
"Portrait of the Artist's Aunt", sketch, 1851, oil on canvas, 52 x 40.5 cm, National Museum, Warsaw

Source: Gowin, Slawomir, „Henryk Rodakowski [1823-1894]”, „LUDZIE CZASY DZIELA” series, Edipresse Polska S.A., Warszawa 2007, ISBN 978-83-7477-210-5