Verslag dienstreis naar de Verenigde Staten 21 april - 16 mei 1951 / door de Luitenant-Generaal M.R.H. Calmeyer National defense : a program of studies / by Edward Mead Earle security of the nation : a study of current problems of national defense / Association of the United States Army [pres.: A.J. Drexel Biddle] strategisch defensie initiatief / [door C. C. Sanders en J.Th. Hoekema] Radiological defense : The principles of military defense against atomic weapons / The Armed Forces Special Weapons Project / Joint Crossroads Committee c.a.d. Inventaris van de collectie archiefbescheiden inzake de mariniersbrigade in de Verenigde Staten, 1943-1946 / Emiel Mettes, Ed van Heugten, Rob van Velden national security management Utilities / Eston T. White Information storage and retrieval : a state-of-the-art report / Lawrence Berul Survival in the air age : a report / by the President's Air Policy Commission cahier Vrede met Star Wars?" / Jan van Bentum (red.) national security management Natural and energy resources / Eston T. White, Phillip A. Gallo memorandum center of international studies princeton university Is the American defense effort enough? / by Klaus Knorr