Johann Wilhelm Schirmer, ‘Die betende nonne (The Praying Nun)’, National Gallery of Art, Washington, D.C.
plate: 30.6 x 23.3 cm (12 1/16 x 9 3/16 in.)  sheet: 37.7 x 30.3 cm (14 13/16 x 11 15/16 in.)

About Johann Wilhelm Schirmer