Columbia subject headings:
Harvard subject headings:
Hœdic (France)--History--20th century.
Rumor--France--Hœdic--History--20th century.
Shipwrecks--France--Hœdic--History--20th century.
Shipwrecks--Social aspects--France--Hœdic.
Princeton subject headings:
Hœdic (France)--History--20th century.
Rumor--France--Hoedic--History--20th century.
Shipwrecks--France--Hoedic--History--20th century.
Shipwrecks--Social aspects--France--Hoedic.