A painting can be out of copyright and thephotograph of it can still be protected.

Treasury House, 10 Downing Street, London: Plan of the First-floor Parlor (Northeast Corner Room)

Isaac Ware (d. 1766)

1732–35 · Pen and black ink

Treasury House, 10 Downing Street, London: Plan of the Great Middle Room (Sir Robert Walpole's Levee Room, Northwest Corner, First Floor)

Isaac Ware (d. 1766)

1732–35 · Pen and black ink

Treasury House, 10 Downing Street, London: Plan of Sir Robert Walpole's Dressing Room (Middle Room, West Front, First Floor)

Isaac Ware (d. 1766)

ca. 1732–42 · Pen and black ink

Treasury House, 10 Downing Street, London: Plan of the End Room Below (Northwest Corner Room, First Floor)

Isaac Ware (d. 1766)

ca. 1732–42 · Pen and black ink

The City Hunt

Thomas Rowlandson (d. 1827)

ca. 1810 · Hand-colored etching

The Government House, New York

Charles Currier (d. 1887)

1850–65 · Lithograph, printed in color with tint stone and hand-coloring in green watercolor; third state

Part of the Old Tank

Thomas Daniell (d. 1840)

1786 · Hand-colored aquatint

Atlas til Friherre Klinckowströms Bref om de Förente Staterne (Atlas to accompany Baron Klinckowström's Letters Written on a Journey to the United States, 1818–20)

Axel Klinckowström (d. 1837)

1824 · Etching, aquatint, engraving, lithograph, letterpress

Section of Residence and Modified Base, Little House, Wayzata, Minnesota. Verso- Elevation, plan, and two sections through a fireplace

Frank Lloyd Wright (d. 1959)

ca. 1912–13 · Graphite

Residence, Pool House, elevation

Robert A. M. Stern (d. 9999)

1979–81 · Graphite, color pencils, crayon, and white wash

Residence, Pool House, interior perspective

Robert A. M. Stern (d. 9999)

1979–81 · Graphite and color pencils

Preliminary Sketch, January-February, 1986: Elevation, Daniel Wolf Residence, Ridgway, Colorado

Ettore Sottsass (d. 2007)

1986 · Black marker and wax crayon on paper