"England & Wales Non-conformist births and baptisms", database with images, Findmypast.co.uk(http://findmypast.co.uk : accessed 7 February 2018), entry for Henry Dix baptism date 18 Aug 1813 at Cradley, Park Lane Chapel (Presbyterian); citing The National Archives RG/4/2015

Text from source:

1036. Henry son of Joseph and Ruth Dix of Cradley in the Parish of Halesowen and County of Worcester August 8th 1813.