I was somewhat astonished to learn that Bert Jansch played an English concertina.
I was a huge fan of theirs and saw them live twice in the early 70's. I had not discovered concertina then: I was a late teenager.
https://www.youtube.com/watch?v=ysFKjWG_W54
https://mainlynorfolk.info/folk/records/pentangle.html#cruelsister
Anyone else out there who was a fan and didn't know he played ?
Robin