Columbia subject headings:
Harvard subject headings:
Scheldt River Valley--History.
Walcheren (Netherlands)--History.
World War, 1939-1945--Campaigns--Scheldt River Valley.
World War, 1939-1945--Netherlands--Walcheren.
Princeton subject headings:
Scheldt River Estuary (Netherlands and Belgium)--History.
Walcheren (Netherlands)--History.
World War, 1939-1945--Campaigns--Netherlands--Scheldt River Estuary.
World War, 1939-1945--Netherlands--Walcheren.