(Jimmy of the Clue Crew indicates a door frame at Mount Vernon, VA.)  The detail-oriented Washington even chose Mount Vernon's moldings, which depicted tools to symbolize farming & this type of leaf for national strength
Wrong: ... 
Sarah of the Clue Crew reports from outside a circular barn at Mount Vernon, VA. [DOC] [TLE] Detail - Moulding - Moulding & Millwork - The Home Depot [PAR] PVC Composite White FRP Cap Moulding.