United States National Research Council | National Research Council | Site of Special Scientific Interest | Scientific American | Microsoft Office | Home Office | War Office | United Nations Industrial Development Organization | The Office | International Development Association | United Nations Conference on Trade and Development | International Bank for Reconstruction and Development | scientific journal | International Fund for Agricultural Development | Foreign and Commonwealth Office | United States Patent and Trademark Office | Commonwealth Scientific and Industrial Research Organisation | African Development Bank | USL Premier Development League | United States Agency for International Development | Integrated development environment | research | Asian Development Bank | Agricultural Research Service | United States Department of Housing and Urban Development | Office of the Inspector General | Inter-American Development Bank | Office of Naval Research | St. Jude Children's Research Hospital | Office of Strategic Services |
During World War II, Pratt served as Division Chief in the Office of Scientific Research and Development and was Chairman of the Radio Technical Planning Board 1945-1949, and in 1946 was an official observer of the Bikini atomic bomb tests.