Alert
State Hall

Due to an event, the State Hall will be closed on Friday, September 19, 2025, from 5 p.m.

Applications for the Ludwig Wittgenstein Research Reading Room

Contact:
berechtigungen[at]onb.ac.at
Mailing address:
Leihstelle (local loan desk)
Josefsplatz 1
1015 Vienna
 

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