1. Acceptable Daily Intake! Publication: The World Health Organization, [ca. 1984] Subject(s): Environmental PollutionFood PreservativesPesticidesPublic Health Archival Collection: Visual Culture and Health Posters (Profiles in Science)
2. Food colors and food preservatives Author(s): Leffmann, Henry, 1847-1930 author Publication: New York : Alliance Press, [1894?] Subject(s): Food Coloring AgentsFood Preservatives
