Columbia subject headings:
Collective memory--France, Northern.
France, Northern--Emigration and immigration--Social aspects.
France--Emigration and immigration--Social aspects.
Immigrants--France, Northern--Social conditions.
Harvard subject headings:
Collective memory--France, Northern.
Collective memory--France--20th century.
France, Eastern--Emigration and immigration--History.
France, Northern--Emigration and immigration--History.
France, Northern--Emigration and immigration--Social aspects.
France--Emigration and immigration--Social aspects.
Group identity--France--History--20th century.
Immigrants--France, Northern--Social conditions.
Immigrants--France--History--20th century.
Princeton subject headings:
Collective memory--France--20th century.
France, Eastern--Emigration and immigration--History.
France, Northern--Emigration and immigration--History.
Immigrants--France--Group identity--20th century.