Hazel Davison SINGLETON

Born

25 January 1911 , Evanston, Illinois, USA

Died

29 April 1967 , Bogotá, Cundinamarca, Colombia

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Parents

John Calhoun SINGLETON Hazel Davison LEONARD

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Born: 25 January 1911 in Evanston, Illinois, USA

Father: John Calhoun SINGLETON

Mother: Hazel Davison LEONARD

Hazel Davison SINGLETON died 29 April 1967 in Bogotá, Cundinamarca, Colombia.

Spouse:
Willard Winchell Grant (1908 - 1996)

photo/ portrait (above) from ancestry.com

Details of the family tree of Hazel appear below.

WORK & OCCUPATION

Occupation

Recorded occupation: Professor at Javeriana University

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Birth
Name: Hazel Davison Singleton
Event Type: Birth
Event Date: 25 Jan 1911
Event Place: Evanston, Cook, Illinois, United States
Registration Date:
Registration Place: , Cook, Illinois
Gender: Female
Ethnicity: American
Race: White
Father's Name: John C Singleton
Father's Birthplace: Meadows Farm, Indiana
Father's Age: 39
Father's Estimated Birth Year: 1872
Mother's Name: Hazel Havison Leonard
Mother's Birthplace: Kenosha, Wisconsin
Mother's Age: 36
Mother's Estimated Birth Year: 1875
Note:
Certificate Number: 15634
Reference ID:
GS Film Number: 1288215
Digital Folder Number: 004298175
Image Number: 01223

'Illinois, Cook County, Birth Certificates, 1871-1940,' database, FamilySearch (familysearch.org/ ark:/ 61903/ 1:1:NQ1L-YQS : 18 May 2016), Hazel Davison Singleton, 25 Jan 1911; citing Evanston, Cook, Illinois, United States, reference/ certificate 15634, Cook County Courthouse, Chicago; FHL microfilm 1,288,215.
familysearch.org (Mormon Genealogy Records)
Unofficial Guide to FamilySearch.org: How to Find Your Family History on the World's Largest Free Genealogy Website

1912 - April 15 - Titanic sinks in the North Atlantic

1913 - The assembly line is invented (Henry Ford, United States)

The bra is invented (Mary Phelps Jacob, United States)

1921 - Charles Strite of Minnesota patents the pop-up toaster.

1923 to 1927 - Television is invented (Vladimir Kosma Zworykin (Russia), Philo Taylor Farnsworth (United States))

1927 - The aerosol can is invented (Erik Rotheim, Norway)

1928 - Sliced bread (bread slicing machine) is invented by Otto Frederick Rohwedder (United States)

1930 - Scotch tape is invented (Richard Drew (3M), United States)

In 1930, on February 18, Pluto was discovered by astronomer Clyde Tombaugh at the Lowell Observatory in Flagstaff, Arizona, marking a significant milestone in the study of our solar system.

1931 - The paper towel is invented (Arthur Scott, United States)

1934 - The metal beverage can is invented (American Can Co., United States)

1935 - The snowmobile was invented by Joseph Bombardier (Quebec, Canada)

1938 - The ballpoint pen is invented (Lazlo Biro, Hungary)

1938-1944 - Sunscreen is invented (Franz Greiter, Switzerland and Benjamin Green, United States)

1938 - October 27 - Du Pont announces a name for its new synthetic yarn: nylon.

1940 - April - 1st electron microscope demonstrated (RCA), Philadelphia, Pennsylvania, USA

1945 - The atomic bomb is invented (J. Robert Oppenheimer, et al., United States)

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.

1948 - Velcro is invented (George de Mestral, Switzerland)