Contact
Phone of the desk: +33 (0)1 99 00 03 14 (at night). When the desk is closed, you have the answering machine:
There is no email (the computer of the desk has no email). For messages, use the guestbook, I read everything.
For the lost property: search here, and come to the desk with the ticket.
Please do not come to the hotel. It is closed and it is private property.