Columbia subject headings:
Colonial administrators--France--Biography.
Colonial administrators--Mauritania--Biography.
Féral, Gabriel.
Mauritania--History.
Harvard subject headings:
Colonial administrators--France--Biography
Colonial administrators--Mauritania--Biography.
Féral, Gabriel
Mauritania--History.
Princeton subject headings:
Colonial administrators--France--Biography.
Colonial administrators--Mauritania--Biography.
Féral, Gabriel.
Mauritania--History.