Hello PhyllisM and welcome to Rootschat! I have let Tissy know there is an answer from you, although not sure if she is still active....she's not been on here for quite some time...
in the meantime here is a little bit of info, although you may already have it.
Births Registered for them in Wolverhampton District - ( Vol 6b )
HAMPTON, MARY ELLEN 1891 Sept Quarter p.598
HAMPTON, ELIZA 1892 Dec Quarter p.571
HAMPTON, JOSEPH 1894 March Quarter p. 633
HAMPTON, ALICE 1895 Dec Quarter p.577
HAMPTON, JOHN 1897 March Quarter p.646
HAMPTON, CLARA 1898 June Quarter p. 644
HARRIET-Not Found
HAMPTON, ANNIE 1903 Dec Quarter p 603
Found here, you can also order the birth cert:
https://www.gro.gov.uk/gro/content/certificates/Login.aspFreeBmd
https://www.freebmd.org.uk/cgi/search.pl1901 census has no John Jr. so perhaps death Jun Q.1897, Hampton, John Stoke T. vol. 6b p. 131
Llangollen Rural (Denbigh), Merionethshire, Wales Reg District: Corwen Res: Boat Ship & Canal
https://www.familysearch.org/ark:/61903/1:1:X919-YZHFound Baptisms for 5 of the 7...er 8 i guess?...( first & last child & "Harriet" not listed here )
Also that Harriet not listed as such on the GRO, ( the two results in 1899 have other mothers listed, unless they made a mistake? )
http://www.rootschat.com/links/01lw0/The Canada Archives records
http://www.rootschat.com/links/01lw2/