Lidmaatschapskaart Koninklijke Vereniging van Nederlandse Reserve Officieren op naam van T.J. Roelofs agardograph theory of high speed guns / by Arnold E. Seigel agard conference proceedings Aerospace telecommunications systems : papers presented at the 23rd technical meeting of the Avionics Panel of AGARD held in London, 15-18 May 1972 agard conference proceedings Artificial intelligence / [by] Advisory Group for Aerospace Research and Development agard conference proceedings Electromagnetics of the sea agard conference proceedings Information analysis centres NATO handbook : why the Treaty was signed, what the Treaty says, how the organization developed