This fonds consists of chronological files assembled by Rotberg during his career at the World Bank, 1968-1987. The predominant materials are photocopies of Rotberg's outgoing correspondence, memoranda, and facsimiles to Bank staff and to external parties. Some of the documents include annotations by Rotberg. The bulk of the materials are related to Rotberg's professional activities as Vice President and Treasurer of the World Bank. A small portion of the correspondence is personal.

Topics covered by the documents include: World Bank borrowing activities and bond issues, particularly in Germany, Switzerland, and Japan; central bank bonds; securities and capital markets; structural changes in lending; strategies in approaching or dealing with certain countries; World Bank investments; risk management; and derivatives such as currency swaps.

Internal correspondents include: World Bank Presidents Robert S. McNamara (1968-1981), A. W. Clausen (1981-1986), and Barber B. Conable (1986-1987); Vice President of Finance Siem Aldewereld (1968-1974); Vice President of Finance I.P.M. Cargill (1974-1980); Senior Vice President of Finance Moeen Qureshi (1980-1987); and Koji Kashiwaya, director of the Tokyo Office (1984-1987).

External correspondents include national ministers of finance from various IBRD/IDA members, and several large investment banks in France, Germany, Japan, Switzerland, the United Kingdom, and the United States.