Built 1791

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Adams Homestead Farm (Sagadahoc County, Maine)
Alexander-Cleveland House (Elbert County, Georgia)
All Saints Chapel and Morris Family Burial Ground (Otsego County, New York)
Apponegansett Meeting House (Bristol County, Massachusetts)
Baker, Judah, Windmill (Barnstable County, Massachusetts)
One of Cape Cod's restored windmills
Berwick Academy (York County, Maine)
Big Bottom Massacre Site (Morgan County, Ohio)
Blue Ridge Farm (Fauquier County, Virginia)
Bosworth, Benjamin, House (Windham County, Connecticut)
Bourbon Iron Works (Bath County, Kentucky)
Christ Church (Kent County, Delaware)
Clark--Dearstyne--Miller Inn (Rensselaer County, New York)
Cooke, Noah, House (Cheshire County, New Hampshire)
Dale Furnace and Forge Historic District (Berks County, Pennsylvania)
Farmer's Delight (Loudoun County, Virginia)
Fort Jefferson Site (Darke County, Ohio)
Fort Recovery Site (Mercer County, Ohio)
Frances Cullom Jr., House (Clark County, Kentucky)
Gen. James Giles House (Cumberland County, New Jersey)
Gov. Charles C. Stratton House (Gloucester County, New Jersey)
Greensboro Historic District (Greene County, Pennsylvania)
Greenwreath (Pitt County, North Carolina)
Heath, Ebenezer, House (Norfolk County, Massachusetts)
John Cloyd House (Wilson County, Tennessee)
Jones Point Lighthouse and District of Columbia South Cornerstone (Alexandria, Virginia)
Joseph Kirkpatrick Springhouse (Larue County, Kentucky)
L'Enfant Plan of the City of Washington, District of Columbia (Washington, District of Columbia)
Lee's Tavern (Woodford County, Kentucky)
Lucky Hit (Clarke County, Virginia)
Merrill-Poor House (Oxford County, Maine)
Miller-Claytor House (Lynchburg, Virginia)
National Mall (Washington, District of Columbia)
Neary-Rodriguez Adobe (Santa Cruz County, California)
Northern Liberties Historic District (Philadelphia County, Pennsylvania)
Northwest No. 1 Boundary Marker of the Original District of Columbia (Arlington County, Virginia)
Northwest No. 2 Boundary Marker of the Original District of Columbia (Arlington County, Virginia)
Northwest No. 3 Boundary Marker of the Original District of Columbia (Unspecified county, Virginia)
Northwest No. 3 Boundary Marker of the Original District of Columbia (Arlington County, Virginia)
Old Stone Blacksmith Shop (Addison County, Vermont)
Old Webster Meeting House (Merrimack County, New Hampshire)
Owensville Historic District (Anne Arundel County, Maryland)
Owings Upper Mill (Baltimore County, Maryland)
Pennsylvania Avenue National Historic Site (Washington, District of Columbia)
Portland Head Light (Cumberland County, Maine)
Lighthouse at the entrance to the Portland Harbour.
President's Park South (Washington, District of Columbia)
Readbourne (Queen Anne's County, Maryland)
Reformed Dutch Church and Green (Bergen County, New Jersey)
Riverside Cemetery (Broome County, New York)
Robert Russel House (Fayette County, Kentucky)
San Gabriel Mission (Los Angeles County, California)
Smith--Mason Farm (Cheshire County, New Hampshire)
South River Friends Meetinghouse (Lynchburg, Virginia)
Southwest No. 1 Boundary Marker of the Original District of Columbia (Alexandria, Virginia)
Southwest No. 3 Boundary Marker of the Original District of Columbia (Alexandria, Virginia)
Southwest No. 4 Boundary Marker of the Original District of Columbia (Unspecified county, Virginia)
Southwest No. 4 Boundary Marker of the Original District of Columbia (Arlington County, Virginia)
Southwest No. 5 Boundary Marker of the Original District of Columbia (Unspecified county, Virginia)
Southwest No. 5 Boundary Marker of the Original District of Columbia (Arlington County, Virginia)
Southwest No. 6 Boundary Marker of the Original District of Columbia (Unspecified county, Virginia)
Southwest No. 6 Boundary Marker of the Original District of Columbia (Arlington County, Virginia)
Southwest No. 7 Boundary Marker of the Original District of Columbia (Unspecified county, Virginia)
Southwest No. 7 Boundary Marker of the Original District of Columbia (Arlington County, Virginia)
Southwest No. 8 Boundary Marker of the Original District of Columbia (Unspecified county, Virginia)
Southwest No. 8 Boundary Marker of the Original District of Columbia (Arlington County, Virginia)
Springhill (Clark County, Kentucky)
Stanley Tavern (Merrimack County, New Hampshire)
The Presbytere (Orleans Parish, Louisiana)
Thomas Murray House (Virginia Beach, Virginia)
Waterloo Historic District (Merrimack County, New Hampshire)
West Corner Boundary Marker of the Original District of Columbia (Arlington County, Virginia)
West Cornerstone (Unspecified county, Virginia)
William Maclay Mansion (Dauphin County, Pennsylvania)
Began as a gray limestone farmhouse owned by William McClay. Now a Georgian Revival housing the PBA.