Extract from the 1885 South Dakota Territorial Census:
Name: Sylvia Dakota Sage
Age: 6/12 b. December
Estimated birth year: 1884
Birthplace: Dakota
Gender: female
Relation to head-of-house: daughter
Home in 1885: District 50, Hand, Dakota Territory
Marital status: single
Father's birthplace: Ohio
Mother's birthplace: Illinois
Occupation: not listed
Health: well
Siblings living at home: R F (age 7), C M (5), and W E (1)
Date: 1 Jun 1885

Extract from the 1900 Census:
Name: Sylvia D Sage
Age at last birthday: 15
Date of birth: Dec 1884
Birthplace: South Dakota
Race: white
Sex: female
Home in 1900: Concord, Hancock, Iowa
Relationship to head-of-house: daughter
Marital status: single
Able to read, write and speak English: yes
Father's birthplace: Ohio
Mother's birthplace: Illinois
Occupation: attending school
Siblings living at home: Webster E (age 16) and Avia A (13)
Census place: Concord, Hancock, Iowa; Roll: T623 434; Page: 15A; Enumeration District: 120
Date: 20 Jun 1900

Extract from the 1910 Census:
Name: Sylvia D Bailey
Age in 1910: 25
Estimated birth year: 1885
Birthplace: South Dakota
Race: white
Sex: female
Relationship to head of family: wife
Home in 1910: Britt, Hancock, Iowa
Address: Hancock Street
Marital status: married
Number of children: 1
Number of children now living: 1
Number of years of present marriage: 4
Able to speak English: yes
Able to read and write: yes
Father's birthplace: Ohio
Mother's birthplace: Illinois
Occupation: none
Census place: Britt, Hancock, Iowa; Roll: T624_393; Page: 5B; Enumeration District: 130; Image: 321
Date: 20 Apr 1910

Extract from the 1920 Census:
Name: Sylvia Bailey
Age: 35
Estimated birth year: 1885
Birthplace: South Dakota
Race: white
Sex: female
Relationship to head of house: wife
Home in 1920: Makee, Allamakee, Iowa
Address: High Street
Marital status: married
Able to speak English: yes
Able to read and write: yes
Father's birthplace: Iowa [sic]
Mother's birthplace: Illinois
Occupation: none
Census place: Makee, Allamakee, Iowa; Roll: T625_476; Page: 17A; Enumeration District: 13; Image: 1076
Date: 19 Jan 1920

Extract from the 1930 Census:
Name: Sylvia D Bailey
Age: 44
Estimated birth year: 1886
Birthplace: South Dakota
Race: white
Sex: female
Relation to head-of-house: wife
Home in 1930: Makee, Allamakee, Iowa
Address: 612 West Main Street
Marital status: married
Age at first marriage: 20
Education: able to speak English
Education: able to read and write
Father's birthplace: Ohio
Mother's birthplace: Illinois
Occupation: none
Census place: Makee, Allamakee, Iowa; Roll: 640; Page: ; Enumeration District: 14; Image: 979.0
Date: 9 Apr 1930

Extract from the 1940 Census:
Name: Sylvia Bailey
Age: 54
Estimated birth year: 1886
Birthplace: South Dakota
Race: white
Sex: female
Relation to head-of-house: wife
Home in 1940: Waterloo, Black Hawk, Iowa
Address: 1806 Forest Avenue
Marital status: married
Highest grade of school completed: high school 4 years
Living on farm: no
City of residence in 1935: Waterloo, Black Hawk, Iowa
Resident on farm in 1935: no
Occupation: housework
Has other income of more than $50: no
Census place: Waterloo, Black Hawk, Iowa; Roll: T627_1139; Page: 23A; Enumeration District: 7-27
Date: 23 Apr 1940

Extract from the 1950 Census:
Name: Sylvia Bailey
Age: 65
Estimated birth year: 1885
Birthplace: South Dakota
Race: white
Sex: female
Relation to head-of-house: mother
Living with: Ora S Bailey Jr and Dorothy Bailey, ages 41 and 33
Home in 1950: Downey, Los Angeles, California
Address: 8802 Imperial
Marital status: married
Living on farm: no
Occupation: unable to work
Census place: Downey, Los Angeles, California
Date: 12 Apr 1950

Extract from the California Death Index, 1940-1997:
Name: Sylvia Dakota Bailey
SSN: not listed
Birth date: 3 Dec 1884
Birthplace: South Dakota
Death date: 30 Nov 1952
Death place: Los Angeles county
Mother maiden: Williams
Father last: Sage

Obituary from the "Courier" of Waterloo, Iowa dated 2 Dec 1952:
Mrs. Silvia D. Bailey
Word has been received here of the death Nov. 30 at Downey, Calif., of Mrs. Silvia Dakota Bailey [sic], 67, former Waterloo resident, following an illness of one year.
The daughter of Mr. and Mrs. Spencer L. Sage, Mrs. Bailey was born Dec. 3, 1884, at St. Lawrence, S.D. She came to Iowa as a girl and was married May 4, 1905 [sic], at Garner to Ora S. Bailey.
Prior to coming to Waterloo in 1934, the couple resided at Britt and Waukon, la. Mrs. Bailey was employed at the New York Fashion Shop for a period of six years.
During their residence at Waukon, Mr. Bailey was owner and publisher of the Waukon Republican and Standard newspaper and while in Waterloo he was associated with the Davidson Co.
Surviving besides the husband are a son, Ora S. Bailey, Jr., of Downey, Calif.; two daughters, Mrs. Paul U. Halbmaier, of Downey, and Mrs. Hugh A. Thorson, Fort Worth, Tex. There are also one sister, Mrs. R. D. Hillary, of Spirit Lake, la., and four grandchildren.
Mrs. Bailey and her husband resided with their son-in-law and daughter, the Halbmaiers, at Downey. Her brother-in-law and sister, the R. D. Hillarys, of Spirit Lake, were visiting them in the west at the time of her death.
Funeral services are scheduled for Wednesday afternoon at Downey, Calif., with burial in Sunnyside Cemetery at Long Beach.

Obituary from the "News-Tribune" of Britt, Iowa dated 3 Dec 1952:
Former Resident
Dies In California
Mrs. F. E. Heacox received a telephone call Sunday from her brother, Ora Bailey of Downey, Calif., advising of the death of his wife, 68, which occurred that day at a hospital in Downey.
Sylvia Sage spent her girlhood in Garner. After her marriage to Ora Bailey the family spent many years in Britt where Mr. Bailey was employed on the Britt Tribune newspaper by his father. After leaving Britt they owned a newspaper at Waukon for a number of years. Three years ago they moved to Downey, Calif., to be near two of their children.
Surviving Mrs. Bailey are her husband, and a son Sumner Bailey and a daughter Carol (Mrs. Paul Halbmeier), all of Downey, Calif., and a daughter Dorothy (Mrs. Hugh Thorson), Ft. Worth, Texas. There are four grandchildren.

Obituary from the "Beacon" of Spirit Lake, Iowa dated 4 Dec 1952:
Mrs. Bailey Dies
While Sister Visits
Her in California
The sister of Mrs. Ray D. Hillary, Mrs. Sylvia Dakota Bailey, died Nov. 30 while the Hillarys were visiting her at her home in Downey, California.
Mrs. Bailey was born at St. Lawrence, S. Dak. Dec. 3, 1884, the daughter of Mr. and Mrs. Spencer L. Sage, and spent all her childhood in Iowa. She married Ora S. Bailey May 4, 1905 in Garner, and lived at Britt several years [portion illegible]. They then moved to Waukon where they lived until 1914 [?].
Later they moved to Waterloo and were there until 1950 when they moved to Downey. Her husband was the publisher of the Waukon Republican and Standard. In Waterloo he was associated with the Davidson furniture co.
Sylvia Bailey had been employed in the New York Fashion shop six years.
Preceding her in death were her parents, two sisters and two brothers. A daughter, Virginia Opal, also died in infancy in 1908.
Survivors include her husband, Ora S. Bailey, Sr., a son Ora S. Bailey, Jr., and two daughters, Mrs. Paul U. (Carol K.) Halbmaier, Downey, and Mrs. Hugh A. (Dorothy) Thorson, Fort Worth, Texas.
Other survivors are her sister Mrs. Ora [sic] Hillary and four grandchildren. She and her husband had made their home with their youngest daughter and husband, Mrs. Halbmaier.
Funeral services were held Wednesday afternoon at Downey with interment at Sunnyside cemetery, Long Beach, Calif. Miller Mortuary at Downey was in charge of the arrangements.

Children:
(1) Ora Sumner Bailey Jr
(2) Dorothy May Bailey
(3) Carol Kathleen Bailey.