Hi Grant. Sorry I have'nt been in contact with you sooner, I have only just come back from holiday. Re: the Harknetts. My Gt grandfather William Dawson married Emma Tanner 1875.... Emma's parent's were Charles Tanner and Emma Harknett married 1848.... Emma Harknett father was James at that time they were living in Netteswell the marriage was at Potter Street Meeting House. Is this your family?? can you help me in anyway I would be very grateful, as I have come to a full stop. Thanks Joan.