Communia autem sunt, quibus etiam invocati suo iure de populo possunt venire, id est vestibula, cava aedium, peristylia, quaeque eundem habere possunt usum.
The common rooms are those into which, though uninvited, persons of the people can come by right, such as vestibules, courtyards, peristyles and other apartments of similar uses.
final_alignments\Vitruvius_Architecture_Book_6.json