This series consists of communications and other materials exchanged between the 50th Anniversary Secretariat and external organizations pertaining to the substance of the Bretton Woods 50th Anniversary Conference and the secretariat's outputs. Included are correspondence, conference papers, meeting schedules, and reports from the Bretton Woods Commission. The commission reviewed the history and impact of the World Bank and International Monetary Fund and convened a July 1994 meeting in Washington, D.C, titled "Bretton Woods: Looking to the Future."

The series includes communications, event materials, notes on criticism of the Bretton Woods institutions by the "Fifty Years Is Enough" campaign, and other documents on engagement with NGOs. Represented among the external organizations are groups such as the United Nations, the North-South Institute, and the Center of Concern. Included as background material are booklets of published speeches by former World Bank Group President Robert S. McNamara.