Father: Johannes Murbach b. 27 Jul 1869 in High Amana, Iowa, Iowa d. 17 Nov 1948 m. 29 Oct 1896
Mother: Helena Fritsche b. 10 Feb 1875 in Iowa City, Johnson, Iowa d. 21 Dec 1953.

Extract from the 1900 Census:
Name: Bertha M Murbach
Age at last birthday: 2
Date of birth: Feb 1898
Birthplace: Iowa
Race: white
Sex: female
Relationship to head-of-house: granddaughter
Living with: parents, and grandfather Markus Murbach, age 72, b. Feb 1828
Parents: John and Helene Murbach, ages 30 and 25, b. Jul 1869 and Feb 1875
Home in 1900: Amana, Iowa, Iowa
Marital status: single
Father's birthplace: Iowa
Mother's birthplace: Iowa
Grandfather's birthplace: Switzerland
Grandfather's occupation: shoemaker
Father's occupation: carpenter
Occupation: none
Siblings living at home: none
Census place: Amana, Iowa, Iowa; Roll: T623 438; Page: 14B; Enumeration District: 35
Date: 16 Jun 1900

Extract from the 1910 Census:
Name: Bertha M Murbach
Age in 1910: 12
Estimated birth year: 1898
Birthplace: Iowa
Race: white
Sex: female
Relationship to head of family: daughter
Parents: John and Helene Murbach, ages 40 and 35
Home in 1910: Amana, Iowa, Iowa
Marital status: single
Able to speak English: yes
Able to read and write: yes
Father's birthplace: Iowa
Mother's birthplace: Iowa
Father's occupation: house carpenter
Mother's occupation: truck gardener
Occupation: attending school
Siblings living at home: Eleanora (age 7), and Esther H (5)
Census place: Amana, Iowa, Iowa; Series: T624; Roll: 407; Page: 13B; Enumeration District: 37; Part: 1; Line: 19
Date: 30 Apr 1910

Extract from the 1930 Census:
Name: Bertha M Bailey
Age: 32
Estimated birth year: 1898
Birthplace: Iowa
Race: white
Sex: female
Relation to head-of-house: wife
Home in 1930: East Muddy, Richardson, Nebraska
Marital status: married
Age at first marriage: 25
Education: able to speak English
Education: able to read and write
Father's birthplace: Iowa
Mother's birthplace: Iowa
Occupation: none
Census place: East Muddy, Richardson, Nebraska; Roll: 1291; Page: ; Enumeration District: 5; Image: 642.0
Date: 16 Apr 1930

Extract from the 1940 Census:
Name: Bertha Marie Bailey
Age: 42
Estimated birth year: 1898
Birthplace: Iowa
Race: white
Sex: female
Relation to head-of-house: wife
Home in 1940: Polk, Polk, Nebraska
Address: Hickory Street
Marital status: married
Highest grade of school completed: high school 3 years
Living on farm: no
City of residence in 1935: rural, Richardson, Nebraska
Resident on farm in 1935: no
Occupation: housework
Has other income of more than $50: no
Census place: Polk, Polk, Nebraska; Roll: T627_2261; Page: 4A; Enumeration District: 72-9
Date: 5 Apr 1940

Extract from the 1950 Census:
Name: Bertha Bailey
Age: 52
Estimated birth year: 1898
Birthplace: Iowa
Race: white
Sex: female
Relation to head-of-house: wife
Home in 1950: Marietta, Saunders, Nebraska
Marital status: married
Living on farm: yes
Occupation: keeping house
Census place: Marietta, Saunders, Nebraska
Date: 22 Apr 1950

Children:
(1) Keith Roscoe Bailey
(2) Hope Helen Bailey
(3) Harold Robert Bailey
(4) David William Bailey
(5) Ruth Marilyn Bailey.