John Isaac MARTIN, 1831

Name
John Isaac /MARTIN/
Given names
John Isaac
Surname prefix
MARTIN
Birth
Marriage
Note: See media: There are two different sources and two different marriage dates for this couple. One in 1877 in Michigan and one in 1881 in Ontario, Canada. Why??
Death of a wife
Note: Illinois, U.S., Select Deaths Index, 1877-1916
Family with Ellathera Jane VARY
himself
wife
Ellathera Field and John Martin Marriage Cert. London, ON, Can. 17 Mar 1881.JPG
18291904
Birth: 1829 35 Sparta, Elgin, Ontario, Canada
Death: March 24, 1904Chicago, Cook, Illinois, USA
Marriage MarriageMarch 17, 1881London, Middlesex, Ontario, Canada
John Holmes FIELD + Ellathera Jane VARY
wife’s partner
wife
Ellathera Field and John Martin Marriage Cert. London, ON, Can. 17 Mar 1881.JPG
18291904
Birth: 1829 35 Sparta, Elgin, Ontario, Canada
Death: March 24, 1904Chicago, Cook, Illinois, USA
stepson
George Reynold Field Death; The News-Palladium, 26 Dec 1923, Wed, Page 1.jpg
18541923
Birth: January 22, 1854 29 25 Benton Harbor, Berrien, Michigan, USA
Death: December 25, 1923Benton Harbor, Berrien, Michigan, USA
4 years
stepdaughter
Laura L Field Shinn & William Roswell Shinn Divorce;The News-Palladium, 26 Aug 1902, Tue, Page 1.jpg
18581941
Birth: March 25, 1858 33 29 Berrien Springs, Berrien, Michigan, USA
Death: January 5, 1941Evanston, Cook, Illinois, USA
22 months
stepson
1859
Birth: 1859 33 30 Berrien Springs, Berrien, Michigan, USA
6 years
stepdaughter
Lois Field Sifton and Husband Visiting; The News-Palladium, Benton Harbor, MI; 7 May 1908, Thus. Page.jpg
1865
Birth: February 1865 40 36 Niles, Berrien, Michigan, USA
Death:
2 years
stepdaughter
Anna Margaret Field (photo shared by Sharon June).jpg
18671958
Birth: June 30, 1867 42 38 Niles, Berrien, Michigan, USA
Death: 1958St. Thomas, Elgin, Ontario, Canada
2 years
stepdaughter
18691963
Birth: August 24, 1869 44 40 Niles, Berrien, Michigan, USA
Death: November 12, 1963Napa, California, USA
3 years
stepdaughter
1873
Birth: January 18, 1873 48 44 Michigan, USA
Death:
Marriage

See media: There are two different sources and two different marriage dates for this couple. One in 1877 in Michigan and one in 1881 in Ontario, Canada. Why??