Stafkwartier 1e divisie mobilisatie, Huize <i>Den Burch</i>, Rijswijk, 13 tot 23 mei 1940
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National Military Museum <a rel="nofollow" class="external free" href="https://resolver.kb.nl/resolve?urn=urn:gvn:LEMU01:00003045-043">https://resolver.kb.nl/resolve?urn=urn:gvn:LEMU01:00003045-043</a>