- About.com: Earl Silas Tupper
 - Provides a brief biography of Earl S. Tupper, and the history of his invention of Tupperware. Includes links to the official Tupperware site, as well as some of his personal papers. - Great Idea Finder: Earl Silas Tupper
- Provides a biography of Earl Tupper, the inventor of Tupperware. Includes his early life, his first invention of Tupperware, and a description of how he made his product into a thriving business.
- National Museum of American History: Earl S. Tupper Papers, ca. 1914-1982
- Gives the catalogue of archived materials from the personal and business writings of Earl S. Tupper, inventor of Tupperware, held by the National Museum of American History.
- Tupperware!
- Tells the story of Earl Tupper, inventor of Tupperware, and Brownie Wise, a saleswoman whose marketing tactics revolutionized home sales parties. A film by Laurie Kahn-Leavitt.
- Wikipedia: Earl Tupper
- User-created encyclopedia article on Earl Tupper, the inventor of Tupperware. Includes a brief description of how he invented Tupperware, and the company's ownership through the years.
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