http://trees.ancestry.co.uk/tree/60003177/family/pedigree
This contains a link to my family tree on both Mum and Dad's side

http://www.plimsoll.org/images/30070b_tcm4-138297.pdf
This contains info about Southampton-based Lewis families in the Commercial Register of 1907.  Amongst them is mention of William Lewis Watchmaker and Jeweller 116 & 117 St Mary's Street