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[http://www.nga.gov/content/ngaweb/research/casva/research-projects.html A Project of the National Gallery of Art, Center for Advanced Study in the Visual Arts ]
{{#atag:gallery| File:1190.jpg|Samuel McIntire, South Front of the Green house in the East Building, 1799|link=Category:Keywords File:0069.jpg|Samuel Vaughan, Plan of Mount Vernon, 1787|link=Category:Places File:2241.jpg|James Frothingham, Manasseh Cutler, 1820|link=Category:People |mode=packed |heights=320px }}