"Minnesota Births and Christenings, 1840-1980", database, FamilySearch (https://familysearch.org/ark:/61903/1:1:FDZ2-MPN : 5 February 2020), Helena in entry for Maggie Gaetz, 1881., This extracted record was used to create this person in Family Tree.
"Michigan Marriages, 1868-1925," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:N3GH-RNN : 18 February 2021), Helen Geefer in entry for John Phillip Gaetz and Anne C Estes, 13 Aug 1914; citing Marriage, Hart, Oceana, Michigan, , Citing Secretary of State, Department of Vital Records, Lansing; FHL microfilm 4209281.
"Minnesota Deaths, 1887-2001," database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:ZDQX-XTPZ : 15 May 2023), Lena Goetz in entry for Antone Goetz, 24 Sep 1919; citing Death, Minnesota State Department of Health, St. Paul.
"New York, County Marriages, 1847-1848; 1908-1936," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:Q2CG-SDJJ : 22 July 2021), Helen Giefer in entry for Ed Frances Gaetz, 9 Nov 1919, Suffolk, New York, United States; citing ref. ID , county clerk offices from various counties, New York; FHL microfilm 1,955,311.
Helen Gilfer in entry for Edward Gaetz and Dorothy Osten, "New York, New York City Marriage Records, 1829-1938" "New York, New York City Marriage Records, 1829-1938", database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:248Q-M64 : 20 June 2023), Helen Gilfer in entry for Edward Gaetz and Dorothy Osten, 1923.
Helen Giefer in entry for Mathew Louis Gaetz, "United States, Social Security Numerical Identification Files (NUMIDENT), 1936-2007" "United States, Social Security Numerical Identification Files (NUMIDENT), 1936-2007", database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:6K42-J68B : 11 February 2023), Helen Giefer in entry for Mathew Louis Gaetz, .
Find a Grave, database and images (https://www.findagrave.com/memorial/69755911/helena-c-gaetz: accessed 26 August 2023), memorial page for Helena C “Helen” Giefer Gaetz (12 Nov 1856–18 Jan 1940), Find A Grave: Memorial #69755911, citing Saint Marys Cemetery, Melrose, Stearns County, Minnesota, USA; Maintained by Quincy Stroeing (contributor 46842658).
"Minnesota Deaths, 1887-2001," database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:ZWY1-QXPZ : 15 May 2023), Helen Gaetz, 13 Jan 1940; citing Death, Minnesota State Department of Health, St. Paul.
Helen Giefer in entry for John. P. Gaetz, "Minnesota Deaths, 1887-2001" "Minnesota Deaths, 1887-2001," database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:83V5-55T2 : 4 September 2020), Helen Giefer in entry for John. P. Gaetz, 4 Jan 1942; citing Death, Minnesota State Department of Health, St. Paul.
"Minnesota Deaths, 1887-2001," database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:HQC8-81W2 : 15 May 2023), Lena Giefer in entry for Margaret S Mortinson, 14 Feb 1948; citing Death, Minnesota State Department of Health, St. Paul.
Helen Giefer in entry for Magdalen Mary Gaetz, "United States, Social Security Numerical Identification Files (NUMIDENT), 1936-2007" "United States, Social Security Numerical Identification Files (NUMIDENT), 1936-2007", database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:6K7T-8QQS : 10 February 2023), Helen Giefer in entry for Magdalen Mary Graham, .
Helen Giefer in entry for Louise M Fish, "United States, Social Security Numerical Identification Files (NUMIDENT), 1936-2007" "United States, Social Security Numerical Identification Files (NUMIDENT), 1936-2007", database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:6K7T-J9DS : 10 February 2023), Helen Giefer in entry for Louise Marqurite Fish, .
"Minnesota Death Index, 1908-2002," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:V4HK-Y73 : 4 December 2014), Giefer in entry for Magdalen Mary Graham, 08 Jul 1979; from "Minnesota Death Index, 1908-2002," database, Ancestry (http://www.ancestry.com : 2001); citing Hennepin, Minnesota, record 1984951, certificate number 016135, Minnesota Department of Health, Minneapolis.
"Minnesota Death Index, 1908-2002," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:V4C7-7PK : 4 December 2014), Gieffer in entry for Mary Ann Mortinson, 25 Jan 1981; from "Minnesota Death Index, 1908-2002," database, Ancestry (http://www.ancestry.com : 2001); citing Stearns, Minnesota, record 2034953, certificate number 002530, Minnesota Department of Health, Minneapolis.
"Minnesota Death Index, 1908-2002," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:V4Q1-JWH : 4 December 2014), Geifer in entry for Louise M. Fish, 29 Sep 1995; from "Minnesota Death Index, 1908-2002," database, Ancestry (http://www.ancestry.com : 2001); citing Sherburne, Minnesota, record 2548304, certificate number 029813, Minnesota Department of Health, Minneapolis.