Timetable field 631
For the routes of the timetable field 631 (Erstfeld – Airolo – Bellinzona – Chiasso – Milano) see:
- Gotthard Railway (Erstfeld – Chiasso)
- Chiasso – Milan railway line
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For the routes of the timetable field 631 (Erstfeld – Airolo – Bellinzona – Chiasso – Milano) see:
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