Mills-Martin Family Records - Person Sheet
NameJohn Marcus HART 
Birth21 Oct 1920, Anderson, Madison, Indiana797
Death22 Nov 2003, Anderson, Madison, Indiana1212 Age: 83
BurialMemorial Park Cemetery, Anderson, Indiana1212
EducationPurdue University Electrical School1213
FatherWilliam Lloyd HART (1889-1963)
MotherTheresa Edna COOK (1887-1967)
Individual Notes
• Mr. Hart is a radio engineer and scientist. He is president and chairman of the board of directors of Mobil Electronics. He holds several patents and trademarks in the electronic field. He is also a service technician for the instrument landing system at the Anderson Airport.
1211, p 2• He graduated from Anderson High School by way of his military service in World War II. He served in the Navy. John has been involved in the electronics field since his childhood. He built his first radio when he was 5 years old and had it on his bicycle.
While in the Navy he received specialized training in electronics. In the late 1940’s he had a radio shop in his home called Radionic Laboratories. His present business is Mobil Electronics. He has several patents in the electronics field including Mobilfone.
1214, p 1• For 57 years, he was president/CEO of Mobil Electronics. For 40 years, he served as FAA technician for the navigation stations at Anderson Municipal Airport.
1213
Spouses
Birth13 Jul 1920, Grand Rapids, Kent, Michigan797
RemovalSep 1929, Anderson, Madison, Indiana798 Age: 9
BurialMemorial Park, Anderson, Madison, Indiana1210
Individual Notes
• She was adopted by Charles Samuel Zellar and his wife Gertrude Matilda Turns when she was six weeks old.
760, p 1• Would you please correct the spelling of my mother’s name which is also my first name? It should be spelled - HuWeen. Capitalize the W please.
1209, p 2• Mrs. Hart is secretary/treasurer of Mobil Electronics.
1211, p 2• [excerpts] I was a Zellar daughter of Charles & Gertrude Zellar. My daughter has been tracing the Zellar family history & has made contact with almost everyone, except your family & Uncle Walter’s.
283• Not enumerated in family of Charles Zellar in 1930 census.
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Research Needed
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