J. A. Robertson:
Lincoln Memorial, Washington, D.C.
J. A. Robertson:
Lincoln Memorial, Washington, D.C.
J. A. Robertson:
Franklin Delano Roosevelt Memorial, Washington, D.C.
J. A. Robertson:
Franklin Delano Roosevelt Memorial, Washington, D.C.
J. A. Robertson:
Franklin Delano Roosevelt Memorial, Washington, D.C.
J. A. Robertson:
Vietnam Veteran's Memorial Wall, Washington, D.C.
J. A. Robertson:
Washington Monument and the Relecting Pool, Washington, D.C.
J. A. Robertson:
Washington Monument, Washington, D.C.
J. A. Robertson:
Mount Vernon Panorama 1, Mount Vernon, Virginia
J. A. Robertson:
Mount Vernon Panorama 2, Mount Vernon, Virginia
J. A. Robertson:
Greenhouse and Upper Garden, Mount Vernon, Virginia
J. A. Robertson:
Washington at Valley Forge Diorama, Mount Vernon, Virginia
J. A. Robertson:
Washington's First Inaugural Diorama, Mount Vernon, Virginia,
J. A. Robertson:
National Gallery of Art, Washington, D.C.
J. A. Robertson:
Dome, National Gallery of Art, Washington, D.C.
J. A. Robertson:
National Gallery of Art, Washington, D.C.
J. A. Robertson:
National Gallery of Art, Washington, D.C.
J. A. Robertson:
Before HDR there were Still Life Artists
J. A. Robertson:
National Gallery of Art, Washington, D.C.
J. A. Robertson:
Allegory of Music (1764), National Gallery of Art, Washington, D.C.
J. A. Robertson:
The Copyist, National Gallery of Art, Washington, D.C.
J. A. Robertson:
National Gallery of Art, Washington, D.C.
J. A. Robertson:
National Gallery of Art, Washington, D.C.
J. A. Robertson:
National Gallery of Art, Washington, D.C.
J. A. Robertson:
National Gallery of Art, Washington, D.C.
J. A. Robertson:
Great Falls Tavern & Lock 20, Chesapeake & Ohio Canal National Historical Park, Potomac, Maryland
J. A. Robertson:
Great Falls Tavern, Chesapeake & Ohio Canal National Historical Park, Potomac, Maryland
J. A. Robertson:
Lock 20 and Great Falls Tavern
J. A. Robertson:
Charles F. Mercer, Chesapeake & Ohio Canal National Historical Park, Potomac, Maryland
J. A. Robertson:
Charles F. Mercer, Chesapeake & Ohio Canal National Historical Park, Potomac, Maryland
