Einführung in die Geschichte der Burg Rheinfels
1990
Beiträge zur Rheinkunde ; 42
Article (Journal)
Electronic Resource
German
Mac Gregor slewing ramps for the 'Rheinfels' and 'Reichenfels'
Tema Archive | 1977
SLUB | 1996
|Online Contents | 2012
British Library Online Contents | 2006