Seated Nude Boy Seen from the Back, Guercino

Dimensions: overall (approximate): 44.2 x 54.8 cm (17 3/8 x 21 9/16 in.). Medium: black chalk, laid paper, pen and black ink. Collection: National Gallery of Art. Giovanni Francesco Barbieri, called Guercino, Seated Nude Boy Seen from the Back, NGA 53867