agard conference proceedings Radar propagation in the arctic / [ed. by Jon Frihagen] 1st conference on the importance of women in the nato defence / Danish Atlantic Association Global aspect of the astronomical correction for levelling of high precision when considering the definition of levelling datum / Ove Simonsen Handboek voor dienstweigeraars / Martin Gerritsen ; [met medew. van Kees Bals ... et al. ; ill.: Wim Stevenhagen ... et al.] Risö : the research establishment of the Danish Atomic Energy Commission Museum en onderwijs : 50 jaar Jan Cunen Museum / [samenst. publ. Gemeentelijk Museum Jan Cunen Centrum, Oss ; eindred. P. Hagenaars] 1st Congress of the Association of Museums of Arms and Military History : report agard advisory report Technical evaluation report on AGARD specialists meeting on radar propagation in the arctic / by J. Frihagen ; contrib. by T. Hagfors [a.o.]