Question about IEEE 14 bus test system

[Tofeil]

Dear friends
What is voltage base value in IEEE 14 bus test system and
How to access IEEE 14 bus generator data including: winding resistance, reactance, sub-transient reactance,...
Regards

 

[farmape]

Bus 1-5: 69kV
Bus 8: 18kV
Bus 6,7,9-14: 13.8kV
I've seen the synchronous machine data, can't seem to locate it at the moment but will keep my eyes open