History

Past service disruptions and maintenance events

26 December 1938 – 2 January 1939

No incidents

All systems operated normally during this period

19–26 December 1938

No incidents

All systems operated normally during this period

12–19 December 1938

No incidents

All systems operated normally during this period

5–12 December 1938

No incidents

All systems operated normally during this period

28 November – 5 December 1938

No incidents

All systems operated normally during this period