For any project concerning Pierre JAHAN, please contact Olivier LACROIX, his grandson and agent, by e-mail :

The information collected on this form is recorded in a file computerized by Olivier Lacroix, site manager, to send responses to requests made by the applicant. The data collected is communicated only to Olivier Lacroix, responsible for the site. The data is kept for the time necessary to process the request and for a maximum period of one year. You can access the data concerning you, rectify it, request its deletion or exercise your right to limit the processing of your data. Visit for more information on your rights. To exercise these rights or for any questions about the processing of your data in this device, you can contact send your request to If you believe, after contacting us, that your “Computer and Freedoms” rights are not respected, you can file a complaint with the CNIL.