A guide to the Rhine : describing a summer tour from Düsseldorf to Mainz, including visits to the valleys of the Nahe, Lahn, Moselle, Ahr, the Siebengebirge, etc. /
Hölscher, G.
Mitchell, A.,translator.
Cologne : Hoursch & Bechstedt, publishers,
[1910?]
With index.
Germany Cologne.