I, too, saw that tree - BUT it has no sources?!

It does have some rather accurate dates, though?
On the 1871 census, Edward is an unemployed comedian.
RG10, Piece 3610, Folio 7, Page 8
Wife, Jane Palmer Bowtell and 2 children: George David (5, b Tunstall, Staffs), Edward William (1, b St Helens, Lancs).