Quartiere XXII Collatino on Tavola 44, with a boxed detail for crowded streets and the Borgata Santa Maria del Soccorso at upper right.
Source: Old map, public domain
A boxed detail at upper left enlarges a set of blocks beside the railway, and a note at lower left, 'vedi particolare', points to it. A hatched brown plot sits near the right edge, and a large yellow complex fills the lower middle.