Design for one half of an Altar with a Pilastered Wall at the Right

Anonymous, Italian, Piedmontese, 18th century · 1700–1780 · Pen and brown ink, brush and gray wash, over graphite, with ruled and compass construction. Scales at bottom in pen and brown ink; framing lines in pen and brown ink

From the collection of The Metropolitan Museum of Art. Free to download, adapt and use — no permission needed.