Library at Heldenplatz opening hours

Reading Rooms	Opening hours
Main Reading Room (Ls 1) Austriaca Reading Room (Ls 2) Newspaper and Magazine Reading Room (Ls 3) Large Format Reading Room (Ls 4) Sonderlesesaal (Ls 5) Microform Services (Ls 6) Ludwig Wittgenstein Research Reading Room (Ls 7)	*all-season Mon-Sun: 09:00-21:00
Information Services	*all-season Mon-Fri: 09:00-21:00
Local & Interlibrary Loans	all-season Mon-Sun: 09:00-20:30
*25 July until 5 August, 24 December, 31 December, Good Friday, Holy Saturday and public holidays	closed

Opening hours of other institutions keeping holdings of the Austrian National Library
Theatermuseum/Library Palais Lobkowitz Lobkowitzplatz 2, 1010 Vienna	»theatermuseum.at
Albertina/Library Albertina Studiensaal Albertinaplatz 1, 1010 Vienna	»albertina.at