Complex sentence: Throughout the 19th century, the village remained largely untouched by the pottery and mining industries of Stoke-on-Trent and it was not until only around 1950 when the villagers began working in local mines such as Chatterly Whitfield.
Split into simpler sentences: Throughout the 19th century, the village remained largely untouched by the industry of Stoke-on-Trent. It was only around 1950 when the villagers began working in local mines such as Chatterly Whitfield.