Death certificate says Son of Charles Nelson and Anna Greenleaf of Indiana. Apparently their names are incorrect. He has been connected to his parents. He was the Husband of Caroline.
Died of chronic interstitial nephritis
Informant was Mrs. E. J. Brick.
Buried at Hunter (Highland) Cemetery

Info from Melissa Rura:
Parents:
Thompson Nelson
1811 – 1884
Mary Ann Greenlee Nelson
1814 – 1898

Spouse
Caroline Matilda Danforth
1844 – 1906

Children
Marshall James Nelson
1861 – 1867

Effie Louise Nelson
1864 – 1864

William Francis Nelson
1865 – 1867

Addie Grace Nelson
1867 – 1868

Matilda Isabel Nelson
1869 –

Emaline Jane Nelson
1872 – 1936

Edna Louise Nelson
1880 – 1933

This is James Craig Nelson:
1850 Census:
Name: James Nelson
Age: 16
Birth Year: abt 1834
Birthplace: Indiana
Home in 1850: Lagro, Wabash, Indiana
Gender: Male
Family Number: 111
Household Members:
Name Age
Thomas Nelson 39
Mary A Nelson 37
James Nelson 16
Susan Nelson 14
John Nelson 12
Mary F Nelson 10
Eliza J Nelson 9
William T Nelson 6
Katharine Nelson 0

1860 Census:
Name: James Nelson
Age in 1860: 26
Birth Year: abt 1834
Birthplace: Indiana
Home in 1860: Somerset, St Croix, Wisconsin
Gender: Male
Post Office: Somerset
Value of real estate: View image
Household Members:
Name Age
James Nelson 26
Caroline Nelson 17

1880 Census:
Name: James Nelson
Age: 45
Birth Year: abt 1835
Birthplace: Indiana
Home in 1880: Farmington, Polk, Wisconsin
Race: White
Gender: Male
Relation to Head of House: Self (Head)
Marital Status: Married
Spouse's Name: Carlin M. Nelson
Father's Birthplace: Virginia
Mother's Birthplace: Virginia
Neighbors: View others on page
Occupation: Farmer

Household Members:
Name Age
James Nelson 45
Carlin M. Nelson 35
Matilda B. Nelson 10
Emma Jane Nelson 7

1900 Census:
Name: James C Nelson
[James Nelson]
Age: 55
Birth Date: Jun 1844
Birthplace: Indiana
Home in 1900: Militia District 1537, Irwin, Georgia
Race: White
Gender: Male
Relation to Head of House: Head
Marital Status: Married
Spouse's Name: Caroline M Nelson
Marriage Year: 1860
Years Married: 40
Father's Birthplace: Virginia
Mother's Birthplace: West Virginia
Occupation: View on Image
Neighbors: View others on page
Household Members:
Name Age
James C Nelson 55
Caroline M Nelson 55
Emaline J Nelson 27
Edna L Nelson 19

1920 Census:
Name: James C Nelson
[Janes C Nelson]
Age: 85
Birth Year: abt 1835
Birthplace: Indiana
Home in 1920: Johnston, Carter, Missouri
House Number: X
Race: White
Gender: Male
Relation to Head of House: Head
Marital Status: Widowed
[Widow]
Father's Birthplace: Virginia
Mother's Birthplace: United States of America
Able to Speak English: Yes
Occupation: Farmer
Industry: Retail
Home Free or Mortgaged: Free
Able to Read: Yes
Able to Write: Yes
Neighbors: View others on page
Household Members:
Name Age
James C Nelson 85
Emily J Buck 45 (daughter: Emaline J Nelson)