X-radiograph(s) of "Old Woman"

Rembrandt Harmensz. van Rijn

X-radiograph(s) of "Descent from the Cross"

Gerritt Willemsz Horst Rembrandt Harmensz. van Rijn

X-radiograph(s) of "Portrait of an Elderly Lady"

Gerard Terborch

The Meyer Gate

Donald Outerbridge

X-radiograph(s) of "Man with Gold Chain (the Laborer ?)"

Willem Drost Rembrandt Harmensz. van Rijn Carel Fabritius

X-radiograph(s) of "Sacrifice of Isaac"

Nicolaes Maes

Feininger slide [personal photograph, "MUMA"]

Lyonel Feininger

X-radiograph(s) of "Countess of Clanbrassil"

Anthony van Dyck

X-radiograph(s) of "Portrait of C.T. Wells"

Untitled (giraffe leaning over fence to eat from a man's hand)

Joseph Janney Steinmetz

Denise and Shadows, Chicago

Lucien Clergue

The Village Church

Edward Dalziel Myles Birket Foster

X-radiograph(s) of "Young Lady"

Ferdinand Bol Rembrandt Harmensz. van Rijn

X-radiograph(s) of "Arabs Resting in a Wood"

Ferdinand-Victor-Eugène Delacroix

X-radiograph(s) of "Tobit and his Wife (copy from Rembrandt)"

Gerhard Dou

X-radiograph(s) of "Self-Portrait"

Barent Fabritius

X-radiograph(s) of "Man in Fur Cap (self-Portrait ?)"

Carel Fabritius

X-radiograph(s) of "The Artist and Family (sketch for Louvre painting)"

X-radiograph(s) of "Self-Portrait (copy)"

Peter Paul Rubens

X-radiograph(s) of "Boy with cello"

X-radiograph(s) of "Isaac Addington"

X-radiograph(s) of "Captain John Bonner Jr."

X-radiograph(s) of "Anne Boleyn"

X-radiograph(s) of "Rev. William Welsteed"

John Singleton Copley Joseph Badger

X-radiograph(s) of "Three Saints"

Luis de Vargas

X-radiograph(s) of "St. Catherine"

Il Sassoferrato

X-radiograph(s) of "Male Portrait"

X-radiograph(s) of "Benjamin Lynde Jr."

Nathaniel Smibert

X-radiograph(s) of "Self-Portrait"

Gustave Courbet

X-radiograph(s) of "Children Plqying at the Tuileries"

Edouard Manet

X-radiograph(s) of "Portrait of a Young Woman"

Bartholomeus van der Helst

X-radiograph(s) of "Portrait of a Man"

Frans Hals

X-radiograph(s) of "Self-Portrait (copy after lost original?)"

Rembrandt Harmensz. van Rijn

X-radiograph(s) of "Gigia Viani"

John Singer Sargent

The Enchanted Isle

Jacques Philippe Le Bas Jean-Antoine Watteau

[Watercolor by Lyonel Feininger]

Lyonel Feininger

[Lyonel Feininger drawing]

Lyonel Feininger

Charity, Public: United States. Massachusetts. Boston. American National Red Cross: American National Red Cross. Record Blanks: Certificate of Enrollment

Unidentified Artist

Disappearing Music for Face

Mieko (Chieko) Shiomi Yoko Ono Peter Moore Fluxus

[Watercolor by Lyonel Feininger, 1946]

Lyonel Feininger

Model for Standardized Houses - 11 1923

Fréd Forbát Unidentified Artist

Audiocassette from the portfolio "Honey Pump"

Joseph Beuys Spuren - Zeitschrift für Kunst und Gesellschaft, Hamburg

Virgin and Child

Master of Saint Agatha

Untitled

Agnes Martin

Earth

Etienne Baudet Francesco Albani

A Landscape with a Church Tower and a House

John Constable

Health, General: United States. Massachusetts. Forms for Medical Inspection of School Children: Fill Out Blank.

Unidentified Artist

X-radiograph(s) of "James Stuart, Duke of Lennox"

Anthony van Dyck

X-radiograph(s) of "St. Mary of Egypt"

X-radiograph(s) of "Scholar"

Giuseppe Nogari

X-radiograph(s) of "Interior"

Gerard Terborch

X-radiograph(s) of "Portrait of a Man"

Gilbert Stuart

X-radiograph(s) of "General Dearborn"

Gilbert Stuart

X-radiograph(s) of "Dan Waldo Junior"

Chester Harding

X-radiograph(s) of "Cherub"