Design

https://www.dehelling-arnhem.nl/index.php/cursussen/houtbewerken

https://www.abstractasystem.nl/nl/over-abstracta/poul-cadovius/

look for manufacturers that can make your designs, see the price and what is possible.nother possibility is to sell your designs to websites.

https://www.pratt.edu/academics/school-of-design/undergraduate-school-of-design/undergraduate-industrial-design/industrial-design-bid/

https://www.utwente.nl/en/id/curriculum/

https://www.google.com/search?q=interior+design+proportion+book&rlz=1C1CHBF_enBG797BG797&oq=interior+design+proportion+book&aqs=chrome..69i57.5558j0j8&sourceid=chrome&ie=UTF-8