[Infamous rooms or: the dead birds of Lyon. The accomodation of sick men about the year 1800, befor the establishment of a pavilion system].

The contribution follows an architectural perspective on the history of hospitals that are conceptualised as locations of Christian charity. It goes into the German, Italian, and especially into the French developments, and it identifies three types of hospitals in 18th century: That of Christian charity, the military lazaretto, and the new prototypes of modem clinics. Furthermore three technical types are identified, according to the ventilation of the ,machines a guérir' (Tenon): the partial system, the central system, and the technical system.