Complex sentence: Jewsbury was born at Measham, Derbyshire (now Leicestershire), the daughter of Thomas Jewsbury (died 1840), a cotton manufacturer and merchant, and his wife Maria, née Smith, (died 1819).
Split into simpler sentences: Jewsbury was born at Measham, Derbyshire (now in Leicestershire). She was the daughter of Thomas Jewsbury (d.1840), a cotton manufacturer and merchant, and his wife Maria, née Smith, (d.1819).