Name of “John Sammals”, originally provided by Sarah Ferguson (nee Churton b.1970) in April 2009:
Birth: 1815, Cornwall, England
Married Elizabeth Hearle: Dec 1850, St Germans, Cornwall, England
Death: 1868, Truro, Cornwall, England

However, John was subsequently updated by Sarah Ferguson to:
Birth: 1808, Menheniot, Cornwall, England
Married Elizabeth Hornabrook: 21 December 1831 in St. Cleer, Cornwall.
Death: December 1868 in Truro, Cornwall, England [same]

Baptism Record:
Name: John Samels
Gender: Male
Baptism Date: 29 May 1808
Baptism Place: Menheniot, Cornwall, England
Father: William Samels
Mother: Jane
FHL Film Number: 916950

Looking at the 1841 England Census for St Cleer, Cornwall, found in June 2018:
John Samels, 30 years of age, Agriculture Labourer [Places year of birth at circa 1811]
Betsey, 30 years [Places year of birth at circa 1811]
Mary, 9 years [Places year of birth at circa 1832]
William, 7 years [Places year of birth at circa 1834]
Jane, 5 years [Places year of birth at circa 1836]
John, 3 years [Places year of birth at circa 1838]
Richard, 4 months [Places year of birth at circa 1841]
William, 65 years, Agriculture Labourer [Places year of birth at circa 1776]

Looking at the 1851 England Census for St Cleer, Cornwall, found in June 2018:
John Samels, Head, 40 years of age, Agriculture Labourer [Places year of birth at circa 1811]
Elizabeth, Wife, 40 years [Places year of birth at circa 1811]
Mary, daughter, 18 years [Places year of birth at circa 1833]
Elizabeth, daughter, 7 years [Places year of birth at circa 1844]
Anna, daughter, 3 years [Places year of birth at circa 1848]
George H, son, 2 years [Places year of birth at circa 1849]

Looking at the 1861 England Census for St Cleer, Cornwall, found in June 2018:
John Sambles, Head, 50 years of age, Copper Miner [Places year of birth at circa 1811]
Elizabeth, Wife, 49 years [Places year of birth at circa 1812]
Elizabeth, daughter, 16 years [Places year of birth at circa 1845]
Hannah, daughter, 14 years [Places year of birth at circa 1847]
George H, son, 11 years [Places year of birth at circa 1850]
Thomas, son, 9 years [Places year of birth at circa 1852]