The research library's holdings can be consulted in the Reading Room free of charge. The opening hours are
Mondays to Fridays 10 a.m. to 1 p.m. and 2 to 5 p.m.
As the number of places available in the Reading Room is limited, you must register in advance:
Tel. + 49 228/98175-12 or -13, Fax + 49 228/9817524
In the Reading Room it is also possible to work with the Digital Archive images in high resolution.