Portico of the Temple of Romulus, from "Speculum Romanae Magnificentiae"

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

Anonymous, Claudio Duchetti

Design for a Door Frame

Jacques Androuet Du Cerceau

Design for a Doorway with a Portico in the Classical Style

Anonymous, British, 18th century

Arch of Gallienus, from "Speculum Romanae Magnificentiae"

Anonymous

San Lorenzo, north portal, elevation (recto) San Lorenzo, north portal, cornice, profile (verso)

Drawn by Anonymous, French, 16th century

Furniture Design

Jacques Androuet Du Cerceau

The Pediment Base of Trajan's Column, from "Speculum Romanae Magnificentiae"

Anonymous

Altar Frame

Anonymous, Italian, 16th century

Porta Pia, elevation (recto) Porta Pia, window, elevation; section (verso)

Drawn by Anonymous, French, 16th century

Palazzo Senatorio, window, elevation (recto) Palazzo Senatorio, window, plan; section (verso)

Drawn by Anonymous, French, 16th century

Design for a Doorway

Anonymous, British, 19th century

Architectural Perspective of an Arched Vestibule

Anonymous, British, 18th century