Hi Andy Genuki holds your answers. See here for Repton's history of the parish http://www.genuki.org.uk/big/eng/DBY/Repton/index.html Note particularly its physical situation - 'REPTON is a parish, in the hundred of Repton and Gresley: the village, which is seven miles S.S.E. from Derby and four and a half N.E. from Burton-upon-Trent ... ' There's your clue. See here for dates and area changes: http://www.ukbmd.org.uk/genuki/reg/districts/burton%20upon%20trent.html and http://www.ukbmd.org.uk/genuki/reg/districts/repton.html Good luck Ruth