1. (Research):A James Blacknell was married Southwell Q1 1856; [Note Record]
i. Public Record Office, "Census Returns of England and Wales, 1841"; Page HO 107/871/1 p12; [Source Record]; Certainty Primary Evidence
ii. Public Record Office, "Census Returns of England and Wales, 1871"; Page RG10/3672; [Source Record]; Certainty Primary Evidence
iii. Public Record Office, "Census Returns of England and Wales, 1861"; Page RG9 2578 p22; [Source Record]; Certainty Primary Evidence