Registration for a guided tour (on-site) Select date(s) The dates in the Main Library can be booked individually. Your registration is binding. Wednesday, 10 April 2024, 11:00 am, How to use the library (Branch Library MNL) Thursday, 18 April 2024, 1:00 pm, How to use the library (Main Library) First and last name Your e-mail address (...uni-bonn.de)