Links & References

Signalling Links

Deutsche Eisenbahnsignale bei Blocksignal
Signalisation ferroviaire allemande (en français)
Principles of German railway operations on the excellent web site of Prof. Dr. Joern Pachl.
Thomas Nosske's site on Epoch II (German)
Links to a large number of signalling and railway web sites at The Signalpage
Informationen über Signale für Modellbahner: DER-MOBA
Austrian Signal Boxes (German, by H. M. Müller)
Hungarian Signals
The Feldbahn Site
Berliner U-Bahn-Signale at Berliner U-Bahn (German)

Germany
Deutsche Bahn AG
Hamburger Hochbahn AG
The "Molli" a narrow-gauge steam railway in Mecklenburg (German)

Europe
The Slough and Windsor Railway Society
French trains
Mid Norfolk Railway

Eurasia

North America
Ottawa Public Transport (OC Transpo)
Railserve Links to many railway related sites
Railfan Web Site A directory of many US rail fan sites

Other
Peter Wiegel's Site, also containing fonts used at Prussian and German railways
Australian Rail Server
Malaysian Railways

Commercial Web Sites
Ostmodell (model maker of East European items)

Gemeinsames Signalbuch DS/DV 301, Deutsche Bahn AG, Geschäftsbereich Netz, Berlin, 1998-2011.
[Common Signal Book, Deutsche Bahn AG, Network Division]
Fahrdienstvorschrift DS/DV 408, Deutsche Bahn AG, Berlin 2000 [Operations Rules]
BahnPraxis, Zeitschrift[...], Eisenbahn-Unfallkasse, Frankfurt am Main.
Signale deutscher Eisenbahnen. Erich Preuß, transpress, Stuttgart 1998.
MIBA Report 17+18: Signale. Stefan Carstens, MIBA Verlag, Nürnberg 1998.
Signalordnung U-Bahn (SO U), Hamburger Hochbahn AG, Hamburg, 1985.