Wilbur Ravel Kimball

Wilbur Ravel Kimball (January 28, 1863 – July 30, 1940) was an early aviator and pioneer of helicopter design.

He was a member of the Aeronautic Society in New York City.

[1] He was born on January 28, 1863, in Woburn, Massachusetts, to Maria and Wilbur F. Kimball.

He married Elizabeth Norton Gurney of Brockton, Massachusetts.

[2] He died on July 30, 1940, at St. Luke's Hospital in Manhattan, age 77.