Bion J. Arnold, Date of Birth, Place of Birth, Date of Death
TweetBion J. Arnold
Father of the third rail/pioneer:electrical engineering/urban mass transportation expert
Date of Birth: 14-Apr-1861
Place of Birth: Casnovia, Michigan, United States
Date of Death: 29-Jan-1942
Profession: engineer
Nationality: United States
Zodiac Sign: Aries 
About Bion J. Arnold
- Bion Joseph Arnold (August 14, 1861 – January 29, 1942) was an American engineer.
- He is remembered as "father of the third rail", a pioneer in electrical engineering, and an urban mass transportation expert who helped design New York's Interborough Rapid Transit subway system.
- He also served as a lieutenant colonel during World War I in the Aviation Section of the Signal Corps.
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