Arch of Gallienus, from "Speculum Romanae Magnificentiae"

Front view of St. Lawrence Gateway, Rome, from "Speculum Romanae Magnificentiae"

Anonymous, Antonio Lafreri

Elevation of Rustic Doric Doorway

After Robert Morris

Arcus Vespasiani, from "Views of Ancient Roman Temples and Arches"

Anonymous, Italian, 16th century

Design for the Entrance to a Chapel

Anonymous, Italian, Piedmontese, 18th century

The Arch of Titus, from "Speculum Romanae Magnificentiae"

Anonymous, Antonio Salamanca

Arcus in Provincia, from "Views of Ancient Roman Temples and Arches"

Anonymous, Italian, 16th century

Porta Antonae, from "Views of Ancient Roman Temples and Arches"

Anonymous, Italian, 16th century

Triumphal arch surmounted by woman seated on a dolphin, four standing figures below, a temporary decoration for the entry of Pope Clement VIII in Bologna in 1598

Guido Reni

Design for the Triumphal Arch at the Porta Ticinese in Milan, with the Imperial Arms of the Hapsburg and Allegorical Figures

Francesco Maria Richini (or Ricchino)

Portal of the Temple of Romulus and Remus, from "Speculum Romanae Magnificentiae"

Anonymous, Claudio Duchetti

Portone del Palazzo di Carbogniani

Pietro Paolo Coccetti (Cocchetti)

Arch of Constantine, elev, partial plan (recto) Arch of Constantine, profiles of base, shaft and entablature (verso)

Drawn by Anonymous, French, 16th century