Columbia subject headings:
Geomorphology--Germany--Kinzig River Region (Hesse)
Geomorphology--Germany--Saale River Region.
Geomorphology--Germany--Sinn River Valley.
Kinzig River Region (Hesse, Germany)
Saale River Region (Germany)
Sinn River Valley (Germany)
Harvard subject headings:
Geology--Kinzig river and valley.
Geomorphology--Germany--Kinzig River Region (Hesse)
Geomorphology--Germany--Saale River Region.
Geomorphology--Germany--Sinn River Valley.
Kinzig River Region (Hesse, Germany)
Physical geography--Kinzig river and valley.
Saale River Region (Germany)
Sinn River Valley (Germany)
Princeton subject headings: