1880 United States Federal Census
Birth Date: Abt 1880
Birthplace: Iowa
Home in 1880: Clarksville, Butler, Iowa
Race: White
Relation to Head of House: Daughter
Father's name: William Clemmer
Father's Birthplace: Wisconsin
Mother's name: Nettie E. Clemmer
Mother's Birthplace: Wisconsin
Household Members:
William Clemmer 26
Nettie E. Clemmer 22
Albert A. Clemmer 3
Nellie Clemmer 4/12

Iowa, Select Marriages Index, 1758-1996
Name: Nellie Clemmer
Gender: Female
Race: White
Birth Date: 1879
Birth Place: IA
Marriage Date: 6 Jul 1899
Marriage Place: Allison, Butler, Iowa
Marriage Age: 20
Father: W. J. Clemmer
Mother: M. E. A. Shafer
Spouse: Harry Cook
FHL Film Number: 1035398
Reference ID: 2:3SS0SKV

1900 United States Federal Census
Birth Date: Jan 1880
Home in 1900: Jefferson, Fayette, Iowa
Ward of City: Third
Spouse's Name: Harry Cook
Marriage Year: 1899
Years Married: 1
Mother: How many children: 0
Household Members:
Harry Cook 26 - Laborer
Nellie Cook 20

1910 United States Federal Census
Home in 1910: Jackson, Butler, Iowa
Relation to Head of House: Wife
Marital Status: Married
Spouse's Name: Harry Cook
Native Tongue: English
Able to Read and Write: Yes
Years Married: 10
Number of Children Born: 3
Number of Children Living: 2
Household Members:
Harry Cook 30
Nellie Cook 30
Loma H Cook 5
Dorla R Cook 3
Mary Shafer 88 - spouse's grandmother

1920 United States Federal Census
Home in 1920: Jackson, Butler, Iowa
Relation to Head of House: Wife
Marital Status: Married
Spouse's Name: Harry Cook
Able to Speak English: Yes
Household Members:
Harry Cook 46
Nellie Cook 40
Alonzo H Cook 15
Dorla R Cook 13

Iowa, State Census Collection, 1836-1925
Residence Date: 1 Jan 1925
Residence Place: Jackson, Butler, Iowa
Father: W J Clammer
Father Birth Place: Wisconsin
Mother: M E A Shafe
Mother Birth Year: abt 1858
Mother Birth Place: Wisconsin
Parents' Marriage Place: Iowa
Household Members:
Harry Cook 51
Welbie Cook 45
Elonzo H Cook 20
Dorla R Cook 18

1930 United States Federal Census
Homemaker?: Yes
Home in 1930: Jackson, Butler, Iowa, USA
Street address: Allison Clarksville Gravel Road
Age at First Marriage: 19
Household Members:
Harry Cook 56 - farmer
Nellie Cook 50