Blessed Maria Vittoria Fornari's Vision of the Trinity, Domenico Piola, circa 1670

Date: circa 1670. Dimensions: sheet: 17.5 x 12.2 cm (6 7/8 x 4 13/16 in.); ; mount: 20.8 x 17.5 cm (8 3/16 x 6 7/8 in.). Medium: black chalk, graphite, laid paper, pen and brown ink with brown wash. Collection: National Gallery of Art. Domenico Piola, Blessed Maria Vittoria Fornari's Vision of the Trinity, c. 1670, NGA 143822