Hi I do not have birth details yet but I have his death Cert if you would like me to email a copy. William died 27th July 1852 at 22 Upper North Street, Brighton, Occupation was a Draper and cause of death disease of the heart. Lucy Baker was in attendance (sister of Harriet). Lucy was living with William in 1851 (census). 1851 Harriet was staying with Aunt S.C. Massey in Hounslow, Middx.
My g. grandfather was William Augustus brother to Henry Cane who married Louisa Rason
Hope this helps Sue in UK