He published numerous articles including a book of women's biographies and a history of the Baptist Missionary Society.

[2] After some early preaching as a teenager,[2] schooling in Northampton and receipt of a substantial inheritance from his grandfather[3] he attended the Baptist College in Bristol.

[4] In 1805 he was appointed minister in Clipston in Northamptonshire, before taking up a position at the St Andrew's Street Church in Cambridge which dates from 1764.

In 1832 Cox was involved in trying to save the British and Foreign Seaman and Soldiers' Friend Society following a public scandal but resigned shortly after his appointment.

[3] Two volumes of biographies of women in the Bible, a history of the Baptist Missionary Society and a life of Philip Melanchthon are some of his major works.