Columbia subject headings:
Authors, German--20th century--Travel--Europe.
Böll, Heinrich, 1917-1985--Travel--Europe.
Europe--Description and travel.
Harvard subject headings:
Authors, German--20th century--Journeys--Europe.
Böll, Heinrich, 1917-1985--Journeys--Europe.
Europe--Description and travel.
Princeton subject headings:
Authors, German--20th century--Biography.
Böll, Heinrich, 1917-1985--Travel.