Columbia subject headings:
Ardennes--Description and travel.
Ardennes--In literature.
Ardennes--Poetry.
Poets, French--19th century--Biography.
Verlaine, Paul, 1844-1896--Homes and haunts--Ardennes.
Harvard subject headings:
Ardennes--Description and travel.
Ardennes--In literature.
Ardennes--Intellectual life--19th century.
Ardennes--Poetry.
Poets, French--19th century--Biography
Verlaine, Paul, 1844-1896--Homes and haunts--Ardennes.
Princeton subject headings:
Ardennes (France) in literature.
Verlaine, Paul, 1844-1896--Homes and haunts--France--Ardennes.