Aachen - AC23-03-06
Aachen- AC23-03-05
Aachen - AC23-03-04
Aachen - AC23-03-01
Aachen - AC23-03-03
Köln - K23-03-03
Aachen - AC23-03-02
Düsseldorf und Aachen - AC23-02-01
Aachen - AC23-01-02
Aachen- AC23-01-01