Quartiere XIII Aurelio on Tavola 35, wrapping around the Vatican wall, with the Valle dell'Inferno hills at upper left and Largo di Porta Cavalleggeri at the Borgo end.
Source: Old map, public domain
One plot at the upper centre is outlined in dark red and numbered 129, and a green zone numbered 128 spreads across the hills to its left. A yellow main road winds through the middle, linking the small coloured streets toward Porta Cavalleggeri.