Jet has become so inextricably linked with the sea cliffs around Whitby that many people are now unaware that it was extensively mined throughout the North York Moors and Cleveland Hills.
Hear about the research work of the North York Moors Caving Club and the Cleveland Mining Heritage Society in surveying this nearly forgotten industry in a talk by Chris Twigg
Friday 20th October 7pm
St. Matthew’s Church, Grosmont
Tickets £3 donation to church funds