River Ruhr In Kettwig
Justhavealook
Mülheim An Der Ruhr
Ventura Carmona
The Occupation Of The Ruhr By France
Print Collector
Soldiers And Jeeps Alongside Railroad
Bettmann
Portrait Of Dr. Karl Ziegler
Bettmann
Wagon Train
Isabel Hümpfner - Farbstich.net
Smoke Rising From Factory Smokestacks
Bettmann