"Laboratory Where Antitoxine is Made, Showing 'Autoclaves' in which Chicken broth is sterilized, and Operator filling flasks with Serum."Hansen, Bert, 1944-1895 January 5engHarper's Weekly (39:1985), page 8, Gibier's Pasteur Institute. Full page with four photographs in article by Henry Smith Williams, M.D. Hansen database #425.