La pianta di Roma dell'anonimo einsidlense - Hülsen, Christian, 1858-1935 (E. Loescher (W. Regenberg propr.), 1907)
"Estratto dagli 'Atti della Pontificia accademia romana di archeologia,' serie II, tomo IX."
With collotype reproduction of leaves 77vo to 86 of the codex einsidlensis 326 containing according to the editor in extract from a Roman itinerary, presumably written as a guide to a plan of Rome. The facsimile is accompanied by an attempt at a reconstruction of the supposed original plan.