Finding Aids

This collection includes ephemera, postcards, films, advertisements, photographs, documents and objects relating to the history of salt. The collection was assembled by Carol Litchfield (1936-2012), a biologist and biochemist with an interest in halophiles and salt history. These items document the history and development of salt manufacturing throughout the world. Historic and modern methods of salt harvesting are depicted from various areas around the world.

Additionally, this collection includes documentation of Carol’s personal research and participation in salt related conferences and programs.

Marie Delphine du Pont (1916-2009) was the great-great-grandaughter of E.I. du Pont (1771-1834), the founder of the DuPont Company. Her papers consist of letters and postcards between du Pont and her cousin, Irene Sophie du Pont May (1900-2001).