Cwmdows Colliery, Newbridge..
Work probably started at this colliery as early as 1830.
By 1842 it was owned by Messrs. Morrison and Powell. The following is an extract from the Royal Commission Report 1842.
CWMDOUS COLLIERY, parish of Mynyddislwyn, county of Monmouth, Messrs. Morrison and Powell, proprietors. Mr. Evan Jenkins, agent. Morgan Morgan, aged 6, collier Joseph Absalom, aged 6, collier. Thomas Lewis, aged 7, collier. Jacob Jones, aged 9, collier. Samuel Rees, aged 11, air-door boy. John Morgan, aged 15, haulier. Lewis Rees, aged 17, haulier.