American aeronautical engineer, test pilot, and co-founder of Grumman Aeronautical Engineering Co.
He was a machinist's mate, 2nd class, in the U.S. Naval Reserve during World War I.
His company produced the largest single-engine aircraft of World War II, the TBF Avenger torpedo bomber.
He had four children with his wife, Rose Marion Werther, who he married in 1921.
He was awarded the Daniel Guggenheim Medal three years after Frank Whittle.