1 “... investigates the Central Commission for the Navigation of the Rhine's (CCNR) efforts to secure the principle...”

2 Subjects: “...Lower Rhine...”

3 Subjects: “...; Headteachers; School head teacher; Teacher shortage; Demand for teachers; Number of pupils; North Rhine...”

4 “... in the face of the 100-year Rhine flood (1882/83) can be characterized by the key elements of science...”

5 “...On both sides of the Rhine, the 1970s were characterized by intense social upheaval, economic...”

6 “... in the Rhine Confederation and later in the German Confederation, offered great opportunities...”

7 “... in this volume, which examine various medium and large cities located in Central Western Europe - from the Rhine...”