Francis Bannerman Son was a major purveyor of military goods to sportsmen and collectors in New York City over three generations. The collection consists of Bannerman family's personal papers, correspondence, travel diaries, and financial documents concerning Bannerman Island.

Charles Jennings (1916-2006) served for more than forty years as RCA Global Communications’ primary liaison in Japan, figuring prominently in the development of post-World War II Japanese communications systems. The collection consists primarily of black and white and color photographs, albums, advertising posters, papers, and unbound scrapbook boards of photographs and ephemera. The images predominantly relate to Jennings’ business and personal life during his time in Japan, addressing the themes of Japanese and trans-Pacific telecommunications activities, particularly relating to RCA; postwar Japanese-American business and informal diplomatic relations; and life in postwar Tokyo.

DuPont (China), Inc. was a firm established to manage the exports of dyestuffs manufactured in China by the DuPont Company's Organic Chemicals Department. The collection consists of materials from DuPont's Organic Chemicals Department in China and a group of reports and notebooks describing the beginnings of DuPont's dyestuffs ventures in East Asia.

Samuel Francis Du Pont (1803-1865) was a Rear Admiral in the United States Navy and fought in the Mexican-American War and the Civil War. He was the fourth child and second surviving son of Victor Marie du Pont (1767-1827) and his wife, Gabrielle Joséphine de la Fite de Pelleport (1770-1837). His papers document du Pont's professional and personal life against the background of the pre-Civil War service.