John
HENDERSON
Parents & Family of John HENDERSON
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Born: 29 June 1893 in Cookney, Kincardineshire, Scotland
Spouse(s)/Partner(s) and Child(ren):
John married Mabel Blanche SYLVESTER 5 June 1918 in Elswick, Northumberland, England . The couple had (at least) 1 child.
Mabel Blanche SYLVESTER was born 4 October 1882 in Hillsborough, Sheffield, Yorkshire, England. Mabel Blanche died 4 March 1960 in Winnipeg, Manitoba, Canada.
John HENDERSON died 13 May 1950 in Winnipeg, Manitoba, Canada.
Details of the family tree of John appear below.
Spouse & Children of John HENDERSON
Mabel Blanche SYLVESTERMarriage date: 5 June 1918
Marriage place: Elswick, Northumberland, England
Children of John HENDERSON and Mabel Blanche SYLVESTER
Wilfrid HENDERSONDied: 03 June 1990, Aldergrove, British Columbia, Canada
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Life & Records
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Birth — 189329 June 1893
Cookney, Kincardineshire, Scotland
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 - The assembly line is invented (Henry Ford, United States)The bra is invented (Mary Phelps Jacob, United States)
1918 Marriage / PartnerJohn HENDERSON and Mabel Blanche SYLVESTER 5 June 1918, Elswick, Northumberland, England
He was 24 years old.
1922 Birth of ChildWilfrid HENDERSON was born 18 November 1922, Winnipeg, Manitoba, Canada
John was 29 years old.
1934 - The metal beverage can is invented (American Can Co., United States) 1940 - April - 1st electron microscope demonstrated (RCA), Philadelphia, Pennsylvania, USA 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.
Death — 195013 May 1950
Winnipeg, Manitoba, Canada
He died at the age of 56.
Record added: 8/7/2025 2:01:12 PM
Last updated: 8/7/2025 2:02:04 PM
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