Abstract The Michealene Cristini Risley papers are a compilation of materials from her position at Sega of America, as well as her non-profit organization Freshwater Haven.

Overview The Tengen, Inc. records contain artwork, promotional and trade show materials, posters, correspondence, photographs, assembly drawings, and schematics. A sizeable portion of this collection covers marketing and publicity in the form of sell sheets. The bulk of the materials are dated between 1987 and 1994.