- [S18387] U.S. Census Iowa 1920, Robert A Benn, Tama County, Spring Creek Township, January 10, 1920, Sheet 8B, Lincoln Street, Dwelling 212, Family 217, Ancestry.com census images, National Archives, Washington DC,.

- [S20269] U.S. Census Illinois 1850, Obidiah C Cannon, McDonough County, August 16, 1850, Page 236, Dwelling 87, Family 87, Ancestry.com Census Images On-line, micropublication M432-97, National Archives, Washington DC,.

- [S20477] U.S. Census Iowa 1880, Robert A Benn, Buena Vista County, Storm Lake, June 19, 1880, Page 19, Superior Street, Dwelling 187, Family 188, Ancestry.com census images, National Archives, Washington DC,.

- [S20966] U.S. Census Illinois 1880, F M Wiley, McDonough County, Macomb Township, June 14, 1880, Page 3, Dwelling 24, Family 25, Ancestry.com Census images, National Archives, Washington D.C.,.

- [S23158] U.S. Census Iowa 1900, Robert A Benn, Tama County, Spring Creek Township, June 4, 1900, Page 4B, Dwelling 83, Family 84, Ancestry.com census images, National Archives, Washington DC,.

- [S23308] Ancestry.com database, Iowa Select Marriages 1758-1996,.
- [S23363] U.S. Census Arkansas 1920, Tomas J Camp, White County, Union, January 26, 1920, Page 12A, Dwelling 231, Family 232, Ancestry.com census images, National Archives, Washington DC,.

- [S24274] U.S. Census Iowa 1870, Robert A Benn, Tama County, Carlton Township, July 22, 1870, Page 12, Dwelling 79, Family 78, Ancestry.com Census Images, National Archives, Washington DC,.

- [S24304] U.S. Census Illinois 1880, Frederick J Hoffman, McDonough County, Macomb, South Randolph, June 10, 1880, Page 42, Dweilling 428, Family 449, Ancestry.com Census Images, National Archives, Washington DC,
Fred Schrewe, head, rent, white, male, age 30, married, stock, dry goods, born Louisiana, father born Louisiana, mother born Louisiana
Emma Schrewe, wife, female, white, age 28, married, born Ohio, father born Ohio, mother born Ohio
Olga Schrewe, daughter, female, white, age 7, born Louisiana, father born Louisiana, mother born Ohio
George Trowbridge, father, male, white, age 52, house painter, born Ohio, father born Ohio, mother born Ohio
Jessica Trowbridge, white, female, age 55, married, born Indiana, father born Indiana, mother born Indiana,.
- [S24307] U.S. Census Illinois 1870, F J Huffman, McDonough County, Macomb, Ward 3, June 8, 1870, Page 4, Dweilling 23, Family 23, Ancestry.com Census Images, National Archives, Washington DC,
Fred Schrewe, head, rent, white, male, age 30, married, stock, dry goods, born Louisiana, father born Louisiana, mother born Louisiana
Emma Schrewe, wife, female, white, age 28, married, born Ohio, father born Ohio, mother born Ohio
Olga Schrewe, daughter, female, white, age 7, born Louisiana, father born Louisiana, mother born Ohio
George Trowbridge, father, male, white, age 52, house painter, born Ohio, father born Ohio, mother born Ohio
Jessica Trowbridge, white, female, age 55, married, born Indiana, father born Indiana, mother born Indiana,.
- [S24308] U.S. Census Illinois 1880, Thomas Camp, McDonough County, Walnut Grove Township, June 9, 1880, Page 9, Dweilling 2, Ancestry.com Census Images, National Archives, Washington DC,
Fred Schrewe, head, rent, white, male, age 30, married, stock, dry goods, born Louisiana, father born Louisiana, mother born Louisiana
Emma Schrewe, wife, female, white, age 28, married, born Ohio, father born Ohio, mother born Ohio
Olga Schrewe, daughter, female, white, age 7, born Louisiana, father born Louisiana, mother born Ohio
George Trowbridge, father, male, white, age 52, house painter, born Ohio, father born Ohio, mother born Ohio
Jessica Trowbridge, white, female, age 55, married, born Indiana, father born Indiana, mother born Indiana,.
- [S24443] U.S. Census Illinois 1860, T J Hoffman, McDonough County, Macomb, June 21, 1860, Page 184, Dwelling 1308, Family 1303, Ancestry.com Census Images, National Archives, Washington DC,
Fred Schrewe, head, rent, white, male, age 30, married, stock, dry goods, born Louisiana, father born Louisiana, mother born Louisiana
Emma Schrewe, wife, female, white, age 28, married, born Ohio, father born Ohio, mother born Ohio
Olga Schrewe, daughter, female, white, age 7, born Louisiana, father born Louisiana, mother born Ohio
George Trowbridge, father, male, white, age 52, house painter, born Ohio, father born Ohio, mother born Ohio
Jessica Trowbridge, white, female, age 55, married, born Indiana, father born Indiana, mother born Indiana,.
- [S24468] U.S. Census Illinois 1870, Sarah Cannon, McDonough County, Macomb, Ward 3, June 8, 1870, Page 4, Dwelling 24, Family 24, Ancestry.com Census Images, National Archives, Washington DC,
Fred Schrewe, head, rent, white, male, age 30, married, stock, dry goods, born Louisiana, father born Louisiana, mother born Louisiana
Emma Schrewe, wife, female, white, age 28, married, born Ohio, father born Ohio, mother born Ohio
Olga Schrewe, daughter, female, white, age 7, born Louisiana, father born Louisiana, mother born Ohio
George Trowbridge, father, male, white, age 52, house painter, born Ohio, father born Ohio, mother born Ohio
Jessica Trowbridge, white, female, age 55, married, born Indiana, father born Indiana, mother born Indiana,.
- [S24508] U.S. Census Illinois 1850, James A Cannon, McDonough County, October 25, 1850, Page 632, Dwellling 1239, Family 1239, Ancestry.com Census Images, National Archives, Washington DC,
Fred Schrewe, head, rent, white, male, age 30, married, stock, dry goods, born Louisiana, father born Louisiana, mother born Louisiana
Emma Schrewe, wife, female, white, age 28, married, born Ohio, father born Ohio, mother born Ohio
Olga Schrewe, daughter, female, white, age 7, born Louisiana, father born Louisiana, mother born Ohio
George Trowbridge, father, male, white, age 52, house painter, born Ohio, father born Ohio, mother born Ohio
Jessica Trowbridge, white, female, age 55, married, born Indiana, father born Indiana, mother born Indiana,.
- [S24886] U.S. Census Illinois 1880, Nancy Ratekin, McDonough County, Sciota Township, June 11, 1880, Page 22B, Dwelling 200, Family 197, Ancestry.com census images, National Archives, Washington DC,.

- [S25100] U.S. Census Arkansas 1910, Thomas J Camp, White County, Union Township, April 29, 1910, Page 12B, South Road, Dwelling 252, Family 256, Ancestry.com Census images, National Archives, Washington D.C.,.

- [S25581] Unknown author, Christensen.FTW (n.p.: n.pub., unknown publish date).
- [S25585] Ancestry.com, 1910 United States Federal Census (n.p.: Name: Ancestry.com Operations Inc; Location: Provo, UT, USA; Date:2006;, unknown publish date).
- [S25680] U.S. Census Illinois 1860, Sarah Cannon, McDonough County, Macomb, June 21, 1860, Page 184, Dwelling 1308, Family 1304, Ancestry.com Census Images, National Archives, Washington DC,
Fred Schrewe, head, rent, white, male, age 30, married, stock, dry goods, born Louisiana, father born Louisiana, mother born Louisiana
Emma Schrewe, wife, female, white, age 28, married, born Ohio, father born Ohio, mother born Ohio
Olga Schrewe, daughter, female, white, age 7, born Louisiana, father born Louisiana, mother born Ohio
George Trowbridge, father, male, white, age 52, house painter, born Ohio, father born Ohio, mother born Ohio
Jessica Trowbridge, white, female, age 55, married, born Indiana, father born Indiana, mother born Indiana,.
- [S25681] U.S. Census California 1900, Louis Hoffman, Ventura County, Hueneme Township, June 11, 1900, Page 11A, Dwelling 248 Family 248, Ancestry.com census images, National Archives, Washington DC,.
