Built 1773

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Barnes, Jonathan, House (Hillsborough County, New Hampshire)
Chester Congregational Church (Rockingham County, New Hampshire)
Cove, The (Halifax County, Virginia)
Dakin--Coleman Farm (Dutchess County, New York)
Enfield Town Meetinghouse (Hartford County, Connecticut)
English Church (Sullivan County, New Hampshire)
Friends Meeting House (Burlington County, New Jersey)
Glen Echo (Bryan County, Georgia)
Guy Park (Montgomery County, New York)
Hammond-Harwood House (Anne Arundel County, Maryland)
Hubbardston Town Common Historic District (Worcester County, Massachusetts)
Humphry Marshall House (Chester County, Pennsylvania)
Humphry Marshall House (Chester County, Pennsylvania)
Isaac Pearson House (Mercer County, New Jersey)
Lewisburg Historic District (Union County, Pennsylvania)
Merchants' and Drovers' Tavern (Union County, New Jersey)
Oak Hill (Fauquier County, Virginia)
Perry Hall (Baltimore County, Maryland)
Porto Bello (York County, Virginia)
Rockland Farm (Washington County, Maryland)
Round About Hills (Howard County, Maryland)
Sandown Old Meetinghouse (Rockingham County, New Hampshire)
Spring Hill Church (Wicomico County, Maryland)
St. John's Episcopal Church (Vance County, North Carolina)
St. Mark's Cemetery (Westchester County, New York)
Stone, Gen. John Hathorn, House (Orange County, New York)
The Robert Johnson House (Anne Arundel County, Maryland)
Traveller's Rest (Jefferson County, West Virginia)
Tusculum (Mercer County, New Jersey)
Union School (Montgomery County, Pennsylvania)
Varnum, Gen. James Mitchell, House (Kent County, Rhode Island)
Wallace Estill Sr., House (Monroe County, West Virginia)
White's Tavern (Tolland County, Connecticut)
William Gaston Caperton Jr., House (Monroe County, West Virginia)