Alongside the pits, businesses like Mansfield Brewery and the Metal Box Company earned national recognition, cementing the district's reputation for quality manufacturing and enterprise.
While the closure of the mines and the decline of traditional industries in the late 20th century delivered a blow to the local economy, it also marked a new chapter.
Today, the area is rebuilding on its heritage with a diversified economy spanning logistics, aerospace, and high-tech sectors, proving that the entrepreneurial spirit of Mansfield and Ashfield burns as brightly as ever.
Check out these 20 photos and see if you know anyone in their place of work.
14. Image Works
TV Hairdresser Andrew Barton pictured with Clare Plume and Nicola Taylor during his visit 2009 to Image Works at Kirkby. Photo: Chad
15. Bobby's Deli Cafe
Staff at Bobby's Deli Cafe on Littleworth served up in 2010 were Rachel Fish, manager Emma Waterfield and Lynn Haystead. Photo: Chad
16. Rumbles Cafe
Student Daniel Hucknall served coffee and cake at Rumbles cafe in Clipstone in 2009. Photo: Chad