John I. Yellott
American engineer
John Ingle Yellott was an American engineer recognized as a pioneer in passive solar energy, and an inventor with many patents to his credit. Wikipedia
Born: October 25, 1908, Bel Air, MD
Died: December 30, 1986 (age 78 years), Phoenix, AZ
Parents: John Israel Yellott Jr.
Children: John I. Yellott, Jr.
Partner: Barbara Leslie Jordan