Study for "Philosophy", John Singer Sargent, between 1922 and 1925

Date: between 1922 and 1925. Dimensions: sheet: 63.02 × 48.26 cm (24 13/16 × 19 in.). Medium: charcoal on laid paper. Collection: National Gallery of Art. John Singer Sargent, Study for "Philosophy", 1922-1925, NGA 184256