Regio VIII Sant'Eustachio in 1777, with the region's blocks shaded dark in a column from S. Agostino down to S. Andrea della Valle.
Source: Old map, public domain
Only the blocks belonging to this region are shaded dark, in a column west of the round Pantheon. Sapienza and S. Andrea della Valle are lettered along it with S. Agostino near the top, and the neighbouring regions are named around the edges of the sheet.