elevated view of building a hall, radio kootwijk, the netherlands

1920s antenna arches architect art assel astronomy bandung building built buurlo cathedral code commission commissioned communication concrete construction contact deco dutch east elevated enigma facade forest hall hallo holland hoog indies interior julius kootwijk long luthmann maria morse mosaic netherlands nnowadays overseas pattern permanent radio reinforced roof state station technology telegraph telegraphs telegraphsn telegraphsnnowadays telephone then tile tiles tilingof transmission using view vintage war was watertower wave world