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immigrant flag female ancestor  Mary  DEMKO

Born
17 October 1896 Slovakia
Died
28 December 1983 Joliet, Illinois, USA

Parents & Family of Mary DEMKO

Explore parents, grandparents, spouses, children, and the family connections surrounding Mary DEMKO.

Parents
Grandparents
Spouse & Children


Born: 17 October 1896 in Slovakia

Father: Unknown
Mother: Unknown

Mary was an immigrant to the United States, arriving by 1913.

Spouse(s)/Partner(s) and Child(ren):

Mary  married  Thomas MARTIS .  The couple had (at least) 3 children.
Thomas MARTIS  was born 2 February 1889 in Coal City, Illinois, USA.  Thomas was the child of Mike MARTIS and Annie GYCHA (GACHE).

Mary DEMKO died 28 December 1983 in Joliet, Illinois, USA.
Details of the family tree of Mary appear below.

Spouse & Children of Mary DEMKO

Mary DEMKO married flag male ancestor Thomas MARTIS
Marriage place:
Thomas MARTIS was the child of Mike MARTIS and Annie GYCHA (GACHE)

Children of Thomas MARTIS and Mary DEMKO

Grave has been locatedflag male ancestor Thomas MARTIS
Born: 26 September 1913, Joliet, Illinois, USA
Died: 5 December 1984, Carbondale, Illinois, USA

Married: Stella SICINSKI 

flag female ancestor Margaret MARTIS
Born: abt. 1916, , Illinois, USA
Died: ,


flag female ancestor Genevieve MARTIS
Born: abt. 1919, , Illinois, USA
Died: ,




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Life & Records

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Records about Mary DEMKO and family appear alongside historical events from the same years. Each item is labeled so you can quickly tell family records from historical context.
BirthBirth — 1896
17 October 1896
Slovakia
Invention In 1906, Reginald Fessenden made the first AM radio broadcast on December 24th. This event marked a significant advancement in radio technology, paving the way for the modern broadcasting industry.
1913 Birth of Child
Thomas MARTIS was born 26 September 1913, Joliet, Illinois, USA

Mary was 16 years old.
1920 - Joliet, Illinois
Name: Mary Martis
Age: 24
Birth Year: abt 1896
Birthplace: Illinois
Home in 1920: Joliet, Will, Illinois
Street: Landau ave
Residence Date: 1920
Race: White
Gender: Female
Marital status: Married
Father's Birthplace: Austria;Hungary;Czechoslovakia
Mother's Birthplace: Austria;Hungary;Czechoslovakia
Able to Speak English: Yes
Able to Read: Yes
Able to Write: Yes
Neighbors: View others on page
Household Members:
Name Age
Thomas Martis 29
Mary Martis 24
Thomas Martis 6
Margaret Martis 3
Genevieve Martis 0
1920 Census Ancestry (U.S.)
Exploring the U.S. Census: Your Guide to America’s Data
1930 - Joliet, Illinois
Name: Mary Martis
Birth Year: abt 1896
Gender: Female
Race: White
Birthplace: Illinois
Marital status: Married
Relation to Head of House: Wife
Homemaker?: Yes
Home in 1930: Joliet, Will, Illinois, USA
Map of Home: View Map
Street address: Landau Ave
House Number: 419
Dwelling Number: 196
Family Number: 221
Age at first Marriage: 17
Attended School: No
Able to Read and Write: Yes
Father's Birthplace: Czechoslovakia
Mother's Birthplace: Czechoslovakia
Able to Speak English: Yes
Household Members:
Name Age
Thomas Martis 40
Mary Martis 34
Thomas Martis 17
Margaret Martis 14
Genevieve Martis 11

1930 Census Ancestry (U.S.)
Exploring the U.S. Census: Your Guide to America’s Data
Invention 1934 - The metal beverage can is invented (American Can Co., United States)
1940 - Joliet, Illinois
Name: Mary Martis
Age: 46
Estimated birth year: abt 1894
Gender: Female
Race: White
Birthplace: Slovakia
Marital status: Married
Relation to Head of House: Wife
Home in 1940: Joliet, Will, Illinois
Map of Home in 1940: View Map
Street: Landan Street
House Number: 519
Inferred Residence in 1935: Joliet, Will, Illinois
Residence in 1935: Same House
Citizenship: Naturalized
Sheet Number: 4A
Attended School or College: No
Highest Grade Completed: Elementary school, 6th grade
Income Other Sources: No
Neighbors: View others on page
Household Members:
Name Age
Thomas Martis 53
Mary Martis 46
Genevieve Martis 21
1940 Census Ancestry (U.S.)
Exploring the U.S. Census: Your Guide to America’s Data
Invention 1940 - April - 1st electron microscope demonstrated (RCA), Philadelphia, Pennsylvania, USA
Invention The microwave oven was invented accidentally in 1945 by Percy Spencer, a Raytheon engineer. While testing a magnetron, he noticed microwaves melted a candy bar in his pocket. Experimenting further, he discovered microwaves could cook food quickly. Raytheon patented the process, and by 1947, they built the first commercial microwave oven, called the 'Radarange.' Initially used in commercial settings, microwaves becomes affordable for home use by the 1960s and 1970s, revolutionizing cooking.
Invention The cell phone was invented by Martin Cooper of Motorola. On April 3, 1973, he made the first handheld mobile phone call with the Motorola DynaTAC. This device weighed 2.5 pounds and was 10 inches long, offering 30 minutes of talk time and requiring 10 hours to charge. The first commercial cell phone was released in 1983, revolutionizing communication and leading to the modern smartphones we use today.
News1981 - June 5 - First reported case of AIDS (Acquired Immune Deficiency Syndrome)
Death
Name: Mary Martis
Death Date: 28 Dec 1983
Death Location: Cook County, IL
File Number: 72361
Archive Collection Name: Cook County Genealogy Records (Deaths)
Archive repository location: Chicago, IL
Archive repository name: Cook County Clerk

Ancestry.com. Cook County, Illinois Death Index, 1908-1988 [database on-line]. Provo, UT, USA: Ancestry.com Operations Inc, 2008.
ancestry.com
RECORD HISTORY

Record added: 7/13/2010 2:04:23 PM
Last updated: 2/27/2020 9:00:10 AM

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Slovakia

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