Anonymous, Italian, Piedmontese, 18th century

Design for One Half a Chapel with the Dove of the Holy Ghost above the Main Altar, and a Statue of an Evangelist at right.

1700–1780

Pen and brown ink, brush with gray and light red-chalk wash, over black chalk, with ruled construction

43 × 22.2 cm (16.9 × 8.7 in)