Columbia subject headings:
London (England)--Biography.
London (England)--Social life and customs--19th century.
Marshall family.
Middle class--England--London--History--19th century.
Physicians--Family relationships--England--London--History--19th century.
Harvard subject headings:
London (England)--Biography.
London (England)--Social life and customs--19th century.
Marshall family.
Middle class families--England--London--History--19th century.
Middle class--England--London--History--19th century.
Physicians--England--London--Family relationships--History--19th century.
Physicians--Family relationships--England--London--History--19th century.
Princeton subject headings:
London (England)--Biography.
London (England)--Social life and customs--19th century.
Marshall family.
Middle class--England--London--History--19th century.
Physicians--England--London--Family relationships--History--19th century.