Columbia subject headings:
Harvard subject headings:
Doors--England--London.
Doorways--England--London.
Princeton subject headings:
Church doorways--England--London--Pictorial works.
Decoration and ornament, Architectural--England--London--Pictorial works.
Doors--England--London--Pictorial works.
Doorways--England--London--Pictorial works.
London (England)--Buildings, structures, etc.--Pictorial works.