S. Pietro in Montorio, Tempietto, section (recto) blank (verso)

S. Andrea via Flaminia, elevation (recto) blank (verso)

Drawn by Anonymous, French, 16th century

Project for an Altar

Anonymous, Italian, 17th century

Design for Altar Tabernacle

Anonymous, French, 17th century

Recto: Temple Types: Amphiprostyle (Vitruvius, Book 3, Chapter 2, no. 4); Verso: Temple Types: Pseudodipteral (Vitruvius, Book 3, Chapter 2, no. 6).

Attributed to a member of the Sangallo family, Original Treatise Written by Marcus Pollio Vitruvius

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

Drawn by Anonymous, French, 16th century

St. Peter's, apse, window, elevation (recto) Unidentified, portal, elevation (verso)

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

Architectural Drawing (recto); Sketch of a Figure (verso)

Anonymous, Italian, 18th century

Two Alternate Design for a Church Façade

Anonymous, Italian, Piedmontese, 18th century

Detail study for the façade of Milan cathedral

Luigi Vanvitelli

Octagonal Temple with a dome, surmounted by a domed turret, crowned with an eagle, from "Speculum Romanae Magnificentiae"

Anonymous

San Lorenzo, Library, Ricetto, entry portal from library, elevation (recto) San Lorenzo, Library, Ricetto, entry portal from library, plan and section (verso)

Drawn by Anonymous, French, 16th century

Design for Window

Anonymous, Italian, 16th century