Bill, I see the parents of William Ceal Baker shown as Isaac and Mary (Biggs) Baker based upon 1850 US Census Record.
Name
William Baker
Age
28
Birth Year
abt 1822
Birthplace
Ohio
Home in 1850
Oxford, Coshocton, Ohio, USA
Gender
Male
Family Number
19
Household Members
NameAge
NameIsaac Baker
Age50
NameMary Baker
Age49
NameWilliam Baker
Age28
NameGeorge Baker
Age19
NameSusan Baker
Age18
NameMary Baker
Age15
NameIsaac Baker
Age14
NameSarah Baker
Age11
Mary's maiden name of Biggs comes from Knox County, Ohio marriage record.
In some places I see a third wife attached to William but that documentation would need additional work.