These collections contain materials that document the operation of these businesses. The records of the Kreuger & Toll Company and the papers of Edward S. Greenbaum document the bankruptcy of the company in 1932. The records of the Development and Resources Corporation and the Rubber Development Corporation both include materials related to the administration of these American organizations as they conducted development work abroad. Also included are the papers of John C. Bogle, founder of the investment firm Vanguard and an important critic of the mutual fund industry, and the papers of C. T. Lanham, a corporate executive and public relations officer.