Looking for Information on Henry White B1802 8 of Oxfordshire M Sussanah Buckingham

had 10 children
ellen, mary,eliza,sarah,henry,ann,emma,thomas,harriet,ellen.
only records i have found of henry and sussanah is from childrens birth certs and census.
would like to know who there (henry and sussanah) parents are, but cannot find there marriage to get fathers names.