Vintage Blaupunkt full range speakers

[Erwin]

Hi all, i got these vintage Blaupunkt speakers, I dont know them, cant find any info on the internet, i only have one 10inch whizzer cone speaker, looks like a Philips. Does any one know where i can get another one or a similar pair. The cabinets are huge, almost 80cm by 80cm.
https://postimg.cc/9wd5hH0S
https://postimg.cc/D4vknYGw
https://postimg.cc/HJz9FZT2

 

[Micron]

 

[Erwin]

 

[Micron]