Henk Terhell:
Entrance of the Biberbunker
Henk Terhell:
Catalina engine from WW II
Henk Terhell:
lower part of a German radar installation from WWII
Henk Terhell:
German communication equipment in WWII
Henk Terhell:
Exposition in the Biberbunker
Henk Terhell:
Remains of a Republic P47D fighter plane of WWII