Design for a Freestanding Tomb Seen in Elevation and Plan
Antonio da Sangallo the Younger · 1530–35

Pen and brown ink, brush and brown wash, over extensive compass-incised and stylus-ruled construction with pin-pricked measurements
Antonio da Sangallo the Younger · 1530–35

Pen and brown ink, brush and brown wash, over extensive compass-incised and stylus-ruled construction with pin-pricked measurements