These look possible:
1851 Census, England
at Old Sodbury, Gloucestershire
Robert Clarke 52, carpenter, b Chipping Sodbury
Betty Clarke 55, b Alveston
Robert Clarke 32, blacksmith, b Old Sodbury
Charles Clarke 18, carpenter, b Old Sodbury
Joseph Clarke 13, b Old Sodbury
Job Clarke 11, b Old Sodbury
Australian Marriage Index
13 May 1863, registered Grey, South Australia, Page 419 Vol 55
Job CLARK
Father: Robert Clark,
Elizabeth LAWRENCE
Spouse's Father's Name: Joseph Lawrence
Marriage Place: Res Of Charles Clark (Mount Gambier)
Australian Death Index
Job CLARK, 72
Died 24 Jun 1912 at Kalangadoo
Registered at Grey, South Australia, Page 425, Vol366
Judith