Black Dot

Art Wood

Standing Woman

Rodolphe Bresdin

Peace

Jean Dubuffet

Two Women and a Child

James Abbott McNeill Whistler

X-radiograph(s) of "Pieta"

Bonifazio de' Pitati

Untitled (street with buildings)

Unidentified Artist

Mountainous Landscape with Travellers

Adriaen Frans Boudewijns

Thunderclouds with Landscape

Franz Kobell

Untitled [Sailboats]

Lyonel Feininger

Talk Show

Thornton Dial, Sr.

X-radiograph(s) of "Deploration"

Ambrogio Lorenzetti Masolino

X-radiograph(s) of "Landscape"

Jean-François Millet

Maler Sperl

Wilhelm Leibl

The Battle between the Israelites and the Hordes of Amalek

Jacob Savery I

Dutch Canal

Alexander Shilling

Fragment of Single Compound Brocaded Fancy Weave

X-radiograph(s) of "Jean van Male"

Bartholomeus van der Helst

X-radiograph(s) of "Adulteress Before Christ"

Jacopo Palma (called il Vecchio)

X-radiograph(s) of "The Assumption of the Virgin "

Starnina (Gherardo di Jacopo di Neri)

Head of a Man

Pavel Tchelitchew

Barge Horses

Charles-Émile Jacque

Andrea Loredan, after a sculpture

Joseph Lindon Smith

Two Landscape Sketches, Promontogno, Switzerland

Denman Waldo Ross

X-radiograph(s) of "Monk"

X-radiograph(s) of "Cows at Harbor"

X-radiograph(s) of "Virgin and Child"

Apollonio di Giovanni di Tommaso

X-radiograph(s) of "Male Portrait"

Diego Rodriguez Velázquez

Aidat Lake

Louis-Gabriel-Eugène Isabey

Bowl of Flowers

Raoul Dufy

Carrara Mountains, Italy

Denman Waldo Ross

Is - II

Edda Renouf

Demons Tormenting the Panders and Seducers in Malebolge (from Dante's "Divinen Comedy")

William Blake

Forest of Coubron

Jean-Baptiste-Camille Corot

Sunday at Domburg

James Abbott McNeill Whistler

Landscape

Robert David Gauley

Lily

Charles Demuth

Rocks, Sea, and Sky

Merton Clivette

Phoenix Wing

Paul Jenkins

X-radiograph(s) of "Madonna and Child"

Raphael

Marrapinti (i)

Naata Nungurrayi Dian Darmansjah

Study of Sea and Sky

Joseph Mallord William Turner

Oliver Wolcott

Joseph Andrews John Trumbull

View of the Wendelstein Range, Bavaria

Franz Kobell

Mountain Wild Parts

Eugene Higgins

Drapery Study

Arthur Pope

Study of an Arm

Alexander Calder

X-radiograph(s) of "Portrait of an Old Man with a Cap"

Jan Lievens

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

Raphael

X-radiograph(s) of "Orpheus and Eurydice"

Untitled S-16

Peter Fabry

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

Quadruple, Vertical Halving of a Large Sheet of Paper

Hermann Glöckner