July 1922: A nurse tends to young patients in a river ambulance for sufferers from infectious diseases such as tuberculosis (TB). The ambulance belongs to the London Metropolitan Asylum Board. (Photo by Topical Press Agency/Getty Images)
July 1922: A nurse tends to young patients in a river ambulance for sufferers from infectious diseases such as tuberculosis (TB). The ambulance belongs to the London Metropolitan Asylum Board. (Photo by Topical Press Agency/Getty Images)