https://archives-historiques.banque-france.fr/n/conditions-generales-d-utilisation/n:103
Reuse of content
The Banque de France owns the intellectual rights relating to this website. Furthermore, unless specifically stated, the Banque de France holds the copyright to the photographs posted on this site. Unless used for commercial purposes, the Banque de France authorises the free and free re-use of information and illustrations posted on this site on which third parties do not hold copyright and provided that the words "Source: Archives of the Banque de France" are indicated systematically and visibly. Commercial exploitation, including placing on websites remunerated by intellectual or material services, must be subject to prior authorisation by the Banque de France.
Where copyrights are held by third parties, it is the responsibility of the re-user to obtain the necessary authorizations from authors or their beneficiaries in accordance with the Intellectual Property Code. In the event of non-compliance with the rules on the re-use of data, the user is liable to the penalties provided for in article L. 326-1 of the Public-Administrative Relations Code.