idk

as well as earlier requests for clues...
feet : shoes\sandles\socks
height : tall\medium\short?
width : slim\medium\tubby\rather not say
hair : bald\grey\dark
age : youth\mid\retired\ancient
unaccompanied\played guitar\melodeon\harmonica\...

If you fancied trying Facebook
for some local knowledge you could try
Yorkshire Folk Musicians
https://m.facebook.com/groups/404810156252074 
or
Tykes News
https://m.facebook.com/Tykes-News-217034251661456 

btw
this is a video captioned Muppet \ Bradford
wearing a shirt, can't see his legs
style - exuberant
unaccompanied
https://youtu.be/9cqfwwalyl4 

I've seen Pete Grassby in shorts,
but colourful shirts and I don't know if he spends much time on the Yorkshire coast.