
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. He was also a member of the Early Birds of Aviation.
Biography.
He was born on January 28, 1863 in Woburn, Massachusetts to Maria and Wilbur F. Kimball. He married Elizabeth Norton Gurney of Brockton, Massachusetts. 
He died on July 30, 1940 at St. Luke's Hospital in Manhattan, age 77. He was buried in Woodbrook Cemetery in Woburn, Massachusetts.