Soren Willadsen label?  

whoops realized pic did not post

or maybe  Illum Wikkelsø

@j-b-blunkhead

Good afternoon; This label has been discussed previously; the label is from The Swedish Furniture Industry Association (SMI) .

The number 528 appears to be the manufacturer member AB Broderna Gustafssons, based on marked examples of furniture found online.Link to previous post below.

https://designaddict.com/community/identification/logo-identification/#post-11842.

Regards, 

Lexi.

THANK YOU LEXI! I try to  search prior forum posts, but was not sure which order the initials went. Very much appreciated.