Design for One Eighth of an Illusionistic Ceiling of a Dome
Anonymous, Italian, Piedmontese, 18th century · 1700–1780

Pen and gray ink, brush and watercolor, over graphite, with ruled construction
Anonymous, Italian, Piedmontese, 18th century · 1700–1780

Pen and gray ink, brush and watercolor, over graphite, with ruled construction