Reports, memoranda, studies, meeting materials, correspondence, and photocopies of Office of Strategic Services and British government documents, relating to resistance movements in Yugoslavia during World War II, Allied relations with them, Office of Strategic Services operations in Yugoslavia and Austria, post-World War II economic recontruction in western Europe, the Organization for European Economic Cooperation, American foreign aid to Europe, and postwar counterinsurgency and arms control issues. Lindsay was a Lieutenant colonel, United States Army; attached to Office of Strategic Services, 1944-1945; consultant, United States House of Representatives Committee on Foreign Aid, 1947-1948; representative to the Executive Committee, Organization for European Economic Cooperation, 1948-1949.