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Carol Litchfield collection on the history of salt
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.
William Lea & Sons Company records
The Lea family were among the largest flour mill operators at the Brandywine Fills, near Wilmington, Delaware, beginning in the 1770s until 1927. The mill operated under multiple company names, including Tatnall & Lea, William Lea & Sons, William Lea & Sons Company, Lea Milling Company, and Lea & Company. The records consist of letters, orders, receipts, and advertisements of the William Lea & Sons Company and its predecessors.