National Gallery of Art (COR)
(5)
Martha (National Gallery of Art in Washington D.C. Schloetzer USA)
(2)
Monet Claude (CON)/ National Gallery of Art (COR)
(2)
Washington D. C. National Gallery of Art (COR)
(2)
Anne L. Poulet/ Jean Antoine Houdon/ National Gallery of Art (U. S.)/ J. Paul Getty Museum (COR)/ Musee National Des Chateaux De Versailles Et De Trianon (COR)
(1)
Bridgeman Art Library (COR)/ Art Insitute of Chicago (COR)/ Musee D'Orsay (COR)/ National Gallery (COR)/ Neue Pinakothek (COR)
(1)
Dora Wiebenson/ Gerald Beasley/ Nicholas Savage/ Robin Middleton/ National Gallery of Art (U. S.)/ Claire Baines
(1)
Galison (COR)/ National Gallery of Art (COR)
(1)
Ivan Gaskell (EDT)/ Michiel Jonker (EDT)/ National Gallery of Art (U. S.)
(1)
Jane Martineau (EDT)/ Andrew Robison (EDT)/ Jane Martineau/ Royal Academy of Arts (Great Britain)/ National Gallery of Art (U. S.)
(1)
Jeffrey (Head of Department Weiss Modern and Contemporary Art National Gallery of Art Washington D.C.);Watkins, Jonathan
(1)
John Singer Sargent/ John Esten/ National Gallery of Art (U. S.)/ Boston Museum of Fine Arts (COR)
(1)
National Gallery of Art (U. S.)/ Alison Luchs/ Philippe Verdier (CON)/ Rudolf Distelberger
(1)
National Gallery of Art (U. S.)/ Deborah Chotner
(1)
National Gallery of Art (U. S.)/ Dora Wiebenson/ Claire Baines/ Robin Middleton
(1)
National Gallery of Art (U. S.)/ Sarah Greenough
(1)
National Gallery of Art (U. S.)/ Suzanne G. Lindsay/ Alison Luchs/ Douglas Lewis/ Cynthia J. Mills/ Jeffrey Weidman
(1)
Richard Kendall/ Vincent Van Gogh/ John Leighton/ Amsterdam Van Gogh Museum (COR)/ National Gallery of Art (U. S.)/ Los Angeles County Museum of Art (COR)/ Sjraar Van Heugten
(1)
Robert Burleigh/ National Gallery of Art
(1)