Two alternate designs for an arch below a window

Two Alternate Designs for a Pedentive

Anonymous, Italian, Piedmontese, 18th century

Design for an Altar

Anonymous, Italian, Piedmontese, 18th century

Two Alternate Designs for a Balustrade with Architectural Perspective

Anonymous, Italian, Piedmontese, 18th century

Design for the Upper Half of a Wall Elevation with a Semicircular Window

Giovanni Battista Foggini

Design for an elaborate arch

Anonymous, French, 19th century

Two alternate projects for a Cornice

Anonymous, Italian, Piedmontese, 18th century

Perspectival View of the Top Half of an Altar or Portal

Anonymous, German, 18th century

Design for a corner of a Painted Ceiling, Architectural "Cove" with a Seated Figure at the Bottom, and a Putto at the Side

Anonymous, Italian, Piedmontese, 18th century

Three Designs for the Ornamentation of Vaults

Anonymous, Italian, Piedmontese, 18th century

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

Drawn by Anonymous, French, 16th century

Design for a Ceiling

Anonymous, Italian, Piedmontese, 18th century

Two Alternate Designs for a Wall with a Frame for a Painting

Anonymous, Italian, Piedmontese, 18th century