Practical information

The Niels Bohr Archive (NBA) is usually open Monday to Friday from 10am to 3pm.

All visits whether casual or for consultation of the collections and library should be made by advance appointment.

This can be done by sending an e-mail to

NBA may also be contacted by sending a letter to our postal address:

Niels Bohr Archive
Blegdamsvej 17
DK-2100 Copenhagen Ø

Scholars can obtain access to archival collections by filling in one of two forms for permission to consult either original archival material at NBA or digital documents in our database on this website. The applicant should describe the project for which the material will be used. A paper copy of either form may be obtained on site.


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