Links to websites

The Commonwealth War Graves Commission refers to oorlogsgraven in Oegstgeest

The  Oorlogsgravenstichting refers to oorlogsgraven in Oegstgeest

Website Vliegveld Valkenburg mei 1940 yields a detailed account of soldiers fallen on 10th May 1940, including Klaassens en Niemeijer.

A detailed account of the air attack on the Postbrug is contained in VerhaalBusbombardementDickBreedijk.