1900 United States Federal Census
Name: Sarah J Curtis
Age: 30
Birth Date: Jul 1869
Birthplace: England
Home in 1900: Jackson, Butler, Iowa
Immigration Year: 1883
Relation to Head of House: Wife
Marital Status: Married
Spouse's Name: Bert Curtis
Marriage Year: 1900
Years Married: 0
Father's Birthplace: Scotland
Mother's Birthplace: England
Mother: number of living children: 0
Mother: How many children: 0
Spouse's Occupation: Farmer
Household Members:
Bert Curtis 28
Sarah J Curtis 30
Nellie Curtis 51 - mother-in-law
Sarah A Curtis 79 - husband's grandmother
William Webster 40

Iowa, State Census Collection, 1836-1925
Name: Janie Curter
Birth Year: abt 1870
Birth Place: England
Marital Status: Married
Census Date: 1 Jan 1925
Residence State: Iowa
Residence County: Butler
Locality: Jefferson
Mother: Mary Ann Leather
Mother's Birthplace: England
Father: James Allen
Father's Birthplace: Scotland
Marriage Place: Iowa
Spouse Name: Burt Curter
Household Members:
Burt Curter 53
Janie Curter 55
James Curtie 21
Mary Curtie 29
Lela Curtie 17
Benie Curtie 15
Ruth Curtie 13

1930 United States Federal Census
Name: Burt Curtis
Birth Year: abt 1870
Birthplace: England
Home in 1930: Jefferson, Butler, Iowa
Marital Status: Married
Immigration Year: 1888
Relation to Head of House: Head
Spouse's Name: Sarah J Curtis
Father's Birthplace: New York
Mother's Birthplace: New York
Household Members:
Burt Curtis 58
Sarah J Curtis 60
Lela B Curtis 22
Bessie C Curtis 21
Ruth V Curtis 18
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

On Christmas day of 1899 was celebrated the marriage of Mr. Curtis and Miss Sarah Jane Allan, who was born in 1870, a daughter of James Allan, mentioned elsewhere in this volume.
The five children of this marriage are:
1. Mary Ellen
2. James Bruce
3. Lela Bernice
4. Bessie Christina
5. Ruth Viola

Source: History of Butler County
(from FAG Contributor James Tomlinson)