I could be wrong but I think 'Chemical Workers Song' was written about ICI BILLINGHAM (not in Yorkshire)

Ring of Iron
Boulby Mine
Caedmon
Have all been recorded by the Teesside Fettlers (I have the LP'S)

MOULDERS WEDDING (Graeme Miles) Recorded by Ewan MacColl

Banks of the Tees
The Old Town (Middlesbrough)
Fair Rosedale
The Last of the Cleveland Miners
Blue Sunset
(There probably is more)
All part of the soundtrack for the Miles/ Dale production of 'The Banks of the Tees' - now digitised by Robin Dale

Farndale Daffodills
Eskwaterside
Yarm Fair
Recorded by The Wilsons