In short: Deelen is a former airfield near Arnhem, which was the base of the German Nacht Jagd Geschwader 1. It has a collection about the history of the base and many items found by the DAEG foundation (Dutch Aircraft Examination Group).
The museum: Delenseweg, building 20. 6877 AE Deelen Website: http://www.museumvlbdeelen.nl
Arnhem War Museum 40 – 45
In short: The museum tells the story of the city of Arnhem during the second world war. It has a collection of collection militaria, uniforms etc.