The Main Doorway of the Palazzo della Cancellaria, from "Speculum Romanae Magnificentiae"

San Lorenzo, Library, Ricetto, entry portal to library, elevation (recto) San Lorenzo, Library, Ricetto, entry portal to library, plan and wall detail (verso)

Drawn by Anonymous, French, 16th century

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

Anonymous

Design for a Reredos or Frame and Setting for an Altar Painting

Pomarancio (Cristoforo Roncalli)

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

Anonymous, Italian, 16th century

Altar Frame

Anonymous, Italian, 16th century

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

Drawn by Anonymous, French, 16th century

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

Anonymous, Italian, 16th century

San Lorenzo, Library, entry portal to library, elevation (recto) San Lorenzo, Library, entry portal to library, section; entry portal to library, side elevation (verso)

Drawn by Anonymous, French, 16th century

Arch of Gallienus, from "Speculum Romanae Magnificentiae"

Anonymous

Halved Design for an Altar with Angel and Putti

Anonymous, Italian, Piedmontese, 18th century

Design for a Monument with Minerva?

Anonymous, Spanish, 16th century, Attributed to Patrizio Cajés

Two Alternate Designs for Triumphal Arch

Anonymous, French, 18th century