The Trésor contains historical books, magazines, maps, photos and prints from before 1900. Material from the Trésor is too expensive and too fragile to borrow. Viewing and copying is possible in the presence of the manager in the Trésor.


In some cases, the material is too fragile to copy. Then take pictures with a digital camera.

Normal opening times: Friday from 9:30 till 16:00, by appointment only

Make an appointment. Send an email to, our customer service, and mention:

  • the desired time you want to arrive
  • the location number of the document you want to read
  • in case of magazines: the volume number or year

Place numbers

The place numbers of the documents can be found in the library catalog.Place numbers of documents from the Trésory can be recognized by the prefix TR. For instance:

  • TR 3024359
  • TRT 052 (journal)
  • TRK 9100 A 01 (maps)
  • TRG 9301 A 01 (large format books)


/* */