Six Corinthian pilasters for the Triumph, from "The Triumph of Julius Caesar"

Saint Peter's, apse, exterior elevation (recto) blank (verso)

Drawn by Anonymous, French, 16th century

Four Designs for Pillars

Anonymous, Italian, 18th century

Unidentified, Ionic capital, elevation (recto) blank (verso)

Drawn by Anonymous, French, 16th century

Composite capital, from "Speculum Romanae Magnificentiae"

Attributed to Monogrammist G.A. with the Caltrop

St. Peter's, apse, partial elevation (recto) blank (verso)

Drawn by Anonymous, French, 16th century

St. Peter's, drum, exterior, elevation (recto) St. Peter's, tribune, entablature, section and details (verso)

Drawn by Anonymous, French, 16th century, Circle of Etienne DuPérac

Three Column Capitals

Giovanni Battista Piranesi

St. Peter's, Corinthian capital, elevation; base, elevation; volute, end elevation, profile, and view from below (recto) St. Peter's, Corinthian capital, acanthus leaf details and profiles of two cornice mouldings (verso)

Drawn by Anonymous, French, 16th century

Cornice, from "Speculum Romanae Magnificentiae"

Anonymous, Jacques Prevost de Gray

Ionic Colonnade (6 Columns) on Rusticated Base

Antonio Maria Visentini

Composite of Corinthian and Ionic, from "Speculum Romanae Magnificentiae"

Monogrammist G.A. with the Caltrop

Unknown, Corinthian capital, elevation (recto) Unknown, Corinthian capital, plan diagram and detail (verso)

Drawn by Anonymous, French, 16th century