Danish police posted photos of recent turn ins, most likely from cache of the WW2 resistance movement
https://twitter.com/SjylPoliti/status/880434305394192384
https://twitter.com/SjylPoliti/status/880433993870659584
https://twitter.com/SjylPoliti/status/880433699443093509
https://twitter.com/SjylPoliti/status/880408678486200320