| Sources  | 
- [S19]  1900 US Federal Census, (www.ancestry.com).
 
Name: 	Nellie Billman 
Age: 	19 
Birth Date: 	Oct 1880 
Birthplace: 	Kansas 
Home in 1900: 	Swan Lake, Pocahontas, Iowa 
Race: 	White 
Gender: 	Female 
Relation to Head of House: 	Daughter 
Marital Status: 	Single 
Father's Name: 	Jacob Billman 
Father's Birthplace: 	Illinois 
Mother's Name: 	Caroline Billman 
Mother's Birthplace: 	Illinois 
 
  
- [S30]  1910 US Federal Census, (www.ancestry.com).
 
Name: 	Nellie Wallingford 
Age in 1910: 	29 
Birth Year: 	1881 
Birthplace: 	Kansas 
Home in 1910: 	Ottawa Ward 7, La Salle, Illinois 
Race: 	White 
Gender: 	Female 
Relation to Head of House: 	Wife 
Marital Status: 	Married 
Spouse's Name: 	James R Wallingford 
Father's Birthplace: 	Illinois 
Mother's Birthplace: 	Illinois 
  
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